Home / 5,306,707.50-7,960,147.68-1,520,175.66

Finding the Fourth Proportional to 5,306,707.50, 7,960,147.68 and 1,520,175.66

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Solution

The fourth proportional to 5,306,707.50, 7,960,147.68 and 1,520,175.66 is: 2,280,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,707.50 : 7,960,147.68 = 1,520,175.66 : x
  2. Step 2: Convert to fraction form
    5,306,707.50/7,960,147.68 = 1,520,175.66/x
  3. Step 3: Cross multiply
    5,306,707.50x = 7,960,147.68 × 1,520,175.66
  4. Step 4: Simplify right side
    5,306,707.50x = 12,100,822,753,141.47
  5. Step 5: Solve for x
    x = 12,100,822,753,141.47/5,306,707.50
  6. Step 6: Final answer
    x = 2,280,288.25

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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.