Home / 876,673.92-1,313,238.72-676,301.28

Finding the Fourth Proportional to 876,673.92, 1,313,238.72 and 676,301.28

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Solution

The fourth proportional to 876,673.92, 1,313,238.72 and 676,301.28 is: 1,013,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,673.92 : 1,313,238.72 = 676,301.28 : x
  2. Step 2: Convert to fraction form
    876,673.92/1,313,238.72 = 676,301.28/x
  3. Step 3: Cross multiply
    876,673.92x = 1,313,238.72 × 676,301.28
  4. Step 4: Simplify right side
    876,673.92x = 888,145,027,281.56
  5. Step 5: Solve for x
    x = 888,145,027,281.56/876,673.92
  6. Step 6: Final answer
    x = 1,013,084.80

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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.