Home / 1,512,728.40-2,269,092.60-715,566.90

Finding the Fourth Proportional to 1,512,728.40, 2,269,092.60 and 715,566.90

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Solution

The fourth proportional to 1,512,728.40, 2,269,092.60 and 715,566.90 is: 1,073,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,728.40 : 2,269,092.60 = 715,566.90 : x
  2. Step 2: Convert to fraction form
    1,512,728.40/2,269,092.60 = 715,566.90/x
  3. Step 3: Cross multiply
    1,512,728.40x = 2,269,092.60 × 715,566.90
  4. Step 4: Simplify right side
    1,512,728.40x = 1,623,687,557,594.94
  5. Step 5: Solve for x
    x = 1,623,687,557,594.94/1,512,728.40
  6. Step 6: Final answer
    x = 1,073,350.35

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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.