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Finding the Fourth Proportional to 1,360,593, 2,040,909.12 and 474,129

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Solution

The fourth proportional to 1,360,593, 2,040,909.12 and 474,129 is: 711,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,593 : 2,040,909.12 = 474,129 : x
  2. Step 2: Convert to fraction form
    1,360,593/2,040,909.12 = 474,129/x
  3. Step 3: Cross multiply
    1,360,593x = 2,040,909.12 × 474,129
  4. Step 4: Simplify right side
    1,360,593x = 967,654,200,156.48
  5. Step 5: Solve for x
    x = 967,654,200,156.48/1,360,593
  6. Step 6: Final answer
    x = 711,200.34

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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.