Home / 1,128,759.30-1,693,304.19-529,781.31

Finding the Fourth Proportional to 1,128,759.30, 1,693,304.19 and 529,781.31

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Solution

The fourth proportional to 1,128,759.30, 1,693,304.19 and 529,781.31 is: 794,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,759.30 : 1,693,304.19 = 529,781.31 : x
  2. Step 2: Convert to fraction form
    1,128,759.30/1,693,304.19 = 529,781.31/x
  3. Step 3: Cross multiply
    1,128,759.30x = 1,693,304.19 × 529,781.31
  4. Step 4: Simplify right side
    1,128,759.30x = 897,080,912,006.69
  5. Step 5: Solve for x
    x = 897,080,912,006.69/1,128,759.30
  6. Step 6: Final answer
    x = 794,749.52

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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.