Home / 5,306,711.52-7,960,153.68-1,520,179.68

Finding the Fourth Proportional to 5,306,711.52, 7,960,153.68 and 1,520,179.68

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Solution

The fourth proportional to 5,306,711.52, 7,960,153.68 and 1,520,179.68 is: 2,280,294.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,711.52 : 7,960,153.68 = 1,520,179.68 : x
  2. Step 2: Convert to fraction form
    5,306,711.52/7,960,153.68 = 1,520,179.68/x
  3. Step 3: Cross multiply
    5,306,711.52x = 7,960,153.68 × 1,520,179.68
  4. Step 4: Simplify right side
    5,306,711.52x = 12,100,863,874,013.22
  5. Step 5: Solve for x
    x = 12,100,863,874,013.22/5,306,711.52
  6. Step 6: Final answer
    x = 2,280,294.27

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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.