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Finding the Fourth Proportional to 5,926,059.91, 8,889,025.06 and 1,438,335.91

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Solution

The fourth proportional to 5,926,059.91, 8,889,025.06 and 1,438,335.91 is: 2,157,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926,059.91 : 8,889,025.06 = 1,438,335.91 : x
  2. Step 2: Convert to fraction form
    5,926,059.91/8,889,025.06 = 1,438,335.91/x
  3. Step 3: Cross multiply
    5,926,059.91x = 8,889,025.06 × 1,438,335.91
  4. Step 4: Simplify right side
    5,926,059.91x = 12,785,403,948,687.90
  5. Step 5: Solve for x
    x = 12,785,403,948,687.90/5,926,059.91
  6. Step 6: Final answer
    x = 2,157,488.14

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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.