Home / 1,022,382.27-1,532,534.45-423,669.15

Finding the Fourth Proportional to 1,022,382.27, 1,532,534.45 and 423,669.15

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Solution

The fourth proportional to 1,022,382.27, 1,532,534.45 and 423,669.15 is: 635,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,382.27 : 1,532,534.45 = 423,669.15 : x
  2. Step 2: Convert to fraction form
    1,022,382.27/1,532,534.45 = 423,669.15/x
  3. Step 3: Cross multiply
    1,022,382.27x = 1,532,534.45 × 423,669.15
  4. Step 4: Simplify right side
    1,022,382.27x = 649,287,565,658.87
  5. Step 5: Solve for x
    x = 649,287,565,658.87/1,022,382.27
  6. Step 6: Final answer
    x = 635,073.19

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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.