Home / 1,149,133.66-1,585,687.11-707,538.11

Finding the Fourth Proportional to 1,149,133.66, 1,585,687.11 and 707,538.11

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Solution

The fourth proportional to 1,149,133.66, 1,585,687.11 and 707,538.11 is: 976,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,133.66 : 1,585,687.11 = 707,538.11 : x
  2. Step 2: Convert to fraction form
    1,149,133.66/1,585,687.11 = 707,538.11/x
  3. Step 3: Cross multiply
    1,149,133.66x = 1,585,687.11 × 707,538.11
  4. Step 4: Simplify right side
    1,149,133.66x = 1,121,934,060,860.76
  5. Step 5: Solve for x
    x = 1,121,934,060,860.76/1,149,133.66
  6. Step 6: Final answer
    x = 976,330.34

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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.