Home / 1,488,046.74-2,228,283.86-981,069.61

Finding the Fourth Proportional to 1,488,046.74, 2,228,283.86 and 981,069.61

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Solution

The fourth proportional to 1,488,046.74, 2,228,283.86 and 981,069.61 is: 1,469,108.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,046.74 : 2,228,283.86 = 981,069.61 : x
  2. Step 2: Convert to fraction form
    1,488,046.74/2,228,283.86 = 981,069.61/x
  3. Step 3: Cross multiply
    1,488,046.74x = 2,228,283.86 × 981,069.61
  4. Step 4: Simplify right side
    1,488,046.74x = 2,186,101,572,594.15
  5. Step 5: Solve for x
    x = 2,186,101,572,594.15/1,488,046.74
  6. Step 6: Final answer
    x = 1,469,108.14

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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.