Home / 1,204,544.55-1,662,273.87-660,684.78

Finding the Fourth Proportional to 1,204,544.55, 1,662,273.87 and 660,684.78

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Solution

The fourth proportional to 1,204,544.55, 1,662,273.87 and 660,684.78 is: 911,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,544.55 : 1,662,273.87 = 660,684.78 : x
  2. Step 2: Convert to fraction form
    1,204,544.55/1,662,273.87 = 660,684.78/x
  3. Step 3: Cross multiply
    1,204,544.55x = 1,662,273.87 × 660,684.78
  4. Step 4: Simplify right side
    1,204,544.55x = 1,098,239,046,100.70
  5. Step 5: Solve for x
    x = 1,098,239,046,100.70/1,204,544.55
  6. Step 6: Final answer
    x = 911,746.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.