Home / 740,736.90-1,109,793.15-627,887.70

Finding the Fourth Proportional to 740,736.90, 1,109,793.15 and 627,887.70

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Solution

The fourth proportional to 740,736.90, 1,109,793.15 and 627,887.70 is: 940,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,736.90 : 1,109,793.15 = 627,887.70 : x
  2. Step 2: Convert to fraction form
    740,736.90/1,109,793.15 = 627,887.70/x
  3. Step 3: Cross multiply
    740,736.90x = 1,109,793.15 × 627,887.70
  4. Step 4: Simplify right side
    740,736.90x = 696,825,468,429.26
  5. Step 5: Solve for x
    x = 696,825,468,429.26/740,736.90
  6. Step 6: Final answer
    x = 940,719.26

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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.