Home / 1,525,142.08-2,287,713.20-403,211.20

Finding the Fourth Proportional to 1,525,142.08, 2,287,713.20 and 403,211.20

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Solution

The fourth proportional to 1,525,142.08, 2,287,713.20 and 403,211.20 is: 604,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,142.08 : 2,287,713.20 = 403,211.20 : x
  2. Step 2: Convert to fraction form
    1,525,142.08/2,287,713.20 = 403,211.20/x
  3. Step 3: Cross multiply
    1,525,142.08x = 2,287,713.20 × 403,211.20
  4. Step 4: Simplify right side
    1,525,142.08x = 922,431,584,627.84
  5. Step 5: Solve for x
    x = 922,431,584,627.84/1,525,142.08
  6. Step 6: Final answer
    x = 604,816.82

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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.