Home / 5,257,901.60-7,889,962.80-3,834,375.20

Finding the Fourth Proportional to 5,257,901.60, 7,889,962.80 and 3,834,375.20

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Solution

The fourth proportional to 5,257,901.60, 7,889,962.80 and 3,834,375.20 is: 5,753,831.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,901.60 : 7,889,962.80 = 3,834,375.20 : x
  2. Step 2: Convert to fraction form
    5,257,901.60/7,889,962.80 = 3,834,375.20/x
  3. Step 3: Cross multiply
    5,257,901.60x = 7,889,962.80 × 3,834,375.20
  4. Step 4: Simplify right side
    5,257,901.60x = 30,253,077,689,242.56
  5. Step 5: Solve for x
    x = 30,253,077,689,242.56/5,257,901.60
  6. Step 6: Final answer
    x = 5,753,831.09

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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.