Home / 1,545,877.80-2,318,160.60-747,404.10

Finding the Fourth Proportional to 1,545,877.80, 2,318,160.60 and 747,404.10

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Solution

The fourth proportional to 1,545,877.80, 2,318,160.60 and 747,404.10 is: 1,120,788.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,877.80 : 2,318,160.60 = 747,404.10 : x
  2. Step 2: Convert to fraction form
    1,545,877.80/2,318,160.60 = 747,404.10/x
  3. Step 3: Cross multiply
    1,545,877.80x = 2,318,160.60 × 747,404.10
  4. Step 4: Simplify right side
    1,545,877.80x = 1,732,602,736,898.46
  5. Step 5: Solve for x
    x = 1,732,602,736,898.46/1,545,877.80
  6. Step 6: Final answer
    x = 1,120,788.94

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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.