Home / 881,766.69-1,321,713.54-560,909.15

Finding the Fourth Proportional to 881,766.69, 1,321,713.54 and 560,909.15

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Solution

The fourth proportional to 881,766.69, 1,321,713.54 and 560,909.15 is: 840,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,766.69 : 1,321,713.54 = 560,909.15 : x
  2. Step 2: Convert to fraction form
    881,766.69/1,321,713.54 = 560,909.15/x
  3. Step 3: Cross multiply
    881,766.69x = 1,321,713.54 × 560,909.15
  4. Step 4: Simplify right side
    881,766.69x = 741,361,221,569.18
  5. Step 5: Solve for x
    x = 741,361,221,569.18/881,766.69
  6. Step 6: Final answer
    x = 840,768.01

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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.