Home / 1,012,888.32-1,397,761.96-560,169.60

Finding the Fourth Proportional to 1,012,888.32, 1,397,761.96 and 560,169.60

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Solution

The fourth proportional to 1,012,888.32, 1,397,761.96 and 560,169.60 is: 773,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,888.32 : 1,397,761.96 = 560,169.60 : x
  2. Step 2: Convert to fraction form
    1,012,888.32/1,397,761.96 = 560,169.60/x
  3. Step 3: Cross multiply
    1,012,888.32x = 1,397,761.96 × 560,169.60
  4. Step 4: Simplify right side
    1,012,888.32x = 782,983,758,028.42
  5. Step 5: Solve for x
    x = 782,983,758,028.42/1,012,888.32
  6. Step 6: Final answer
    x = 773,020.82

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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.