Home / 1,618,805.10-2,428,207.65-496,728.30

Finding the Fourth Proportional to 1,618,805.10, 2,428,207.65 and 496,728.30

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Solution

The fourth proportional to 1,618,805.10, 2,428,207.65 and 496,728.30 is: 745,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,805.10 : 2,428,207.65 = 496,728.30 : x
  2. Step 2: Convert to fraction form
    1,618,805.10/2,428,207.65 = 496,728.30/x
  3. Step 3: Cross multiply
    1,618,805.10x = 2,428,207.65 × 496,728.30
  4. Step 4: Simplify right side
    1,618,805.10x = 1,206,159,458,031.49
  5. Step 5: Solve for x
    x = 1,206,159,458,031.49/1,618,805.10
  6. Step 6: Final answer
    x = 745,092.45

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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.