Home / 1,012,885.28-1,397,757.84-560,166.56

Finding the Fourth Proportional to 1,012,885.28, 1,397,757.84 and 560,166.56

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Solution

The fourth proportional to 1,012,885.28, 1,397,757.84 and 560,166.56 is: 773,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,885.28 : 1,397,757.84 = 560,166.56 : x
  2. Step 2: Convert to fraction form
    1,012,885.28/1,397,757.84 = 560,166.56/x
  3. Step 3: Cross multiply
    1,012,885.28x = 1,397,757.84 × 560,166.56
  4. Step 4: Simplify right side
    1,012,885.28x = 782,977,200,945.83
  5. Step 5: Solve for x
    x = 782,977,200,945.83/1,012,885.28
  6. Step 6: Final answer
    x = 773,016.66

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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.