Home / 1,517,542.20-2,275,657.20-759,090.60

Finding the Fourth Proportional to 1,517,542.20, 2,275,657.20 and 759,090.60

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Solution

The fourth proportional to 1,517,542.20, 2,275,657.20 and 759,090.60 is: 1,138,307.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,542.20 : 2,275,657.20 = 759,090.60 : x
  2. Step 2: Convert to fraction form
    1,517,542.20/2,275,657.20 = 759,090.60/x
  3. Step 3: Cross multiply
    1,517,542.20x = 2,275,657.20 × 759,090.60
  4. Step 4: Simplify right side
    1,517,542.20x = 1,727,429,989,342.32
  5. Step 5: Solve for x
    x = 1,727,429,989,342.32/1,517,542.20
  6. Step 6: Final answer
    x = 1,138,307.71

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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.