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Finding the Fourth Proportional to 1,072,366.83, 1,479,865.95 and 588,932.10

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Solution

The fourth proportional to 1,072,366.83, 1,479,865.95 and 588,932.10 is: 812,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,366.83 : 1,479,865.95 = 588,932.10 : x
  2. Step 2: Convert to fraction form
    1,072,366.83/1,479,865.95 = 588,932.10/x
  3. Step 3: Cross multiply
    1,072,366.83x = 1,479,865.95 × 588,932.10
  4. Step 4: Simplify right side
    1,072,366.83x = 871,540,561,652.00
  5. Step 5: Solve for x
    x = 871,540,561,652.00/1,072,366.83
  6. Step 6: Final answer
    x = 812,726.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.