Home / 5,787,443.57-8,680,320.18-1,687,663.04

Finding the Fourth Proportional to 5,787,443.57, 8,680,320.18 and 1,687,663.04

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Solution

The fourth proportional to 5,787,443.57, 8,680,320.18 and 1,687,663.04 is: 2,531,248.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787,443.57 : 8,680,320.18 = 1,687,663.04 : x
  2. Step 2: Convert to fraction form
    5,787,443.57/8,680,320.18 = 1,687,663.04/x
  3. Step 3: Cross multiply
    5,787,443.57x = 8,680,320.18 × 1,687,663.04
  4. Step 4: Simplify right side
    5,787,443.57x = 14,649,455,499,750.54
  5. Step 5: Solve for x
    x = 14,649,455,499,750.54/5,787,443.57
  6. Step 6: Final answer
    x = 2,531,248.10

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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.