Home / 1,331,066.29-1,836,872.92-719,220.24

Finding the Fourth Proportional to 1,331,066.29, 1,836,872.92 and 719,220.24

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Solution

The fourth proportional to 1,331,066.29, 1,836,872.92 and 719,220.24 is: 992,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,066.29 : 1,836,872.92 = 719,220.24 : x
  2. Step 2: Convert to fraction form
    1,331,066.29/1,836,872.92 = 719,220.24/x
  3. Step 3: Cross multiply
    1,331,066.29x = 1,836,872.92 × 719,220.24
  4. Step 4: Simplify right side
    1,331,066.29x = 1,321,116,176,081.91
  5. Step 5: Solve for x
    x = 1,321,116,176,081.91/1,331,066.29
  6. Step 6: Final answer
    x = 992,524.70

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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.