Home / 1,008,671.76-1,513,488.60-629,489.52

Finding the Fourth Proportional to 1,008,671.76, 1,513,488.60 and 629,489.52

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Solution

The fourth proportional to 1,008,671.76, 1,513,488.60 and 629,489.52 is: 944,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,671.76 : 1,513,488.60 = 629,489.52 : x
  2. Step 2: Convert to fraction form
    1,008,671.76/1,513,488.60 = 629,489.52/x
  3. Step 3: Cross multiply
    1,008,671.76x = 1,513,488.60 × 629,489.52
  4. Step 4: Simplify right side
    1,008,671.76x = 952,725,212,339.47
  5. Step 5: Solve for x
    x = 952,725,212,339.47/1,008,671.76
  6. Step 6: Final answer
    x = 944,534.44

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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.