Home / 1,026,972.28-1,540,598.52-427,793.32

Finding the Fourth Proportional to 1,026,972.28, 1,540,598.52 and 427,793.32

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Solution

The fourth proportional to 1,026,972.28, 1,540,598.52 and 427,793.32 is: 641,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,972.28 : 1,540,598.52 = 427,793.32 : x
  2. Step 2: Convert to fraction form
    1,026,972.28/1,540,598.52 = 427,793.32/x
  3. Step 3: Cross multiply
    1,026,972.28x = 1,540,598.52 × 427,793.32
  4. Step 4: Simplify right side
    1,026,972.28x = 659,057,755,657.89
  5. Step 5: Solve for x
    x = 659,057,755,657.89/1,026,972.28
  6. Step 6: Final answer
    x = 641,748.34

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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.