Home / 1,208,432.16-1,811,466-499,057.92

Finding the Fourth Proportional to 1,208,432.16, 1,811,466 and 499,057.92

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Solution

The fourth proportional to 1,208,432.16, 1,811,466 and 499,057.92 is: 748,098.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,432.16 : 1,811,466 = 499,057.92 : x
  2. Step 2: Convert to fraction form
    1,208,432.16/1,811,466 = 499,057.92/x
  3. Step 3: Cross multiply
    1,208,432.16x = 1,811,466 × 499,057.92
  4. Step 4: Simplify right side
    1,208,432.16x = 904,026,454,110.72
  5. Step 5: Solve for x
    x = 904,026,454,110.72/1,208,432.16
  6. Step 6: Final answer
    x = 748,098.64

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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.