Home / 4,981,657.46-7,472,493.47-1,387,434.74

Finding the Fourth Proportional to 4,981,657.46, 7,472,493.47 and 1,387,434.74

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Solution

The fourth proportional to 4,981,657.46, 7,472,493.47 and 1,387,434.74 is: 2,081,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981,657.46 : 7,472,493.47 = 1,387,434.74 : x
  2. Step 2: Convert to fraction form
    4,981,657.46/7,472,493.47 = 1,387,434.74/x
  3. Step 3: Cross multiply
    4,981,657.46x = 7,472,493.47 × 1,387,434.74
  4. Step 4: Simplify right side
    4,981,657.46x = 10,367,597,034,701.15
  5. Step 5: Solve for x
    x = 10,367,597,034,701.15/4,981,657.46
  6. Step 6: Final answer
    x = 2,081,154.14

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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.