Home / 1,143,451.26-1,577,958.27-707,781.75

Finding the Fourth Proportional to 1,143,451.26, 1,577,958.27 and 707,781.75

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Solution

The fourth proportional to 1,143,451.26, 1,577,958.27 and 707,781.75 is: 976,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,451.26 : 1,577,958.27 = 707,781.75 : x
  2. Step 2: Convert to fraction form
    1,143,451.26/1,577,958.27 = 707,781.75/x
  3. Step 3: Cross multiply
    1,143,451.26x = 1,577,958.27 × 707,781.75
  4. Step 4: Simplify right side
    1,143,451.26x = 1,116,850,065,767.57
  5. Step 5: Solve for x
    x = 1,116,850,065,767.57/1,143,451.26
  6. Step 6: Final answer
    x = 976,736.05

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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.