Home / 1,324,196.71-1,986,285.52-876,919.66

Finding the Fourth Proportional to 1,324,196.71, 1,986,285.52 and 876,919.66

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Solution

The fourth proportional to 1,324,196.71, 1,986,285.52 and 876,919.66 is: 1,315,373.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,196.71 : 1,986,285.52 = 876,919.66 : x
  2. Step 2: Convert to fraction form
    1,324,196.71/1,986,285.52 = 876,919.66/x
  3. Step 3: Cross multiply
    1,324,196.71x = 1,986,285.52 × 876,919.66
  4. Step 4: Simplify right side
    1,324,196.71x = 1,741,812,822,861.32
  5. Step 5: Solve for x
    x = 1,741,812,822,861.32/1,324,196.71
  6. Step 6: Final answer
    x = 1,315,373.17

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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.