Home / 5,981,764.60-8,972,646.90-2,388,086.20

Finding the Fourth Proportional to 5,981,764.60, 8,972,646.90 and 2,388,086.20

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Solution

The fourth proportional to 5,981,764.60, 8,972,646.90 and 2,388,086.20 is: 3,582,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981,764.60 : 8,972,646.90 = 2,388,086.20 : x
  2. Step 2: Convert to fraction form
    5,981,764.60/8,972,646.90 = 2,388,086.20/x
  3. Step 3: Cross multiply
    5,981,764.60x = 8,972,646.90 × 2,388,086.20
  4. Step 4: Simplify right side
    5,981,764.60x = 21,427,454,239,362.78
  5. Step 5: Solve for x
    x = 21,427,454,239,362.78/5,981,764.60
  6. Step 6: Final answer
    x = 3,582,129.30

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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.