Home / 1,069,728.40-1,604,592.60-999,744.40

Finding the Fourth Proportional to 1,069,728.40, 1,604,592.60 and 999,744.40

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Solution

The fourth proportional to 1,069,728.40, 1,604,592.60 and 999,744.40 is: 1,499,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,728.40 : 1,604,592.60 = 999,744.40 : x
  2. Step 2: Convert to fraction form
    1,069,728.40/1,604,592.60 = 999,744.40/x
  3. Step 3: Cross multiply
    1,069,728.40x = 1,604,592.60 × 999,744.40
  4. Step 4: Simplify right side
    1,069,728.40x = 1,604,182,466,131.44
  5. Step 5: Solve for x
    x = 1,604,182,466,131.44/1,069,728.40
  6. Step 6: Final answer
    x = 1,499,616.60

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.