Home / 1,276,247.60-1,914,371.32-875,673.96

Finding the Fourth Proportional to 1,276,247.60, 1,914,371.32 and 875,673.96

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Solution

The fourth proportional to 1,276,247.60, 1,914,371.32 and 875,673.96 is: 1,313,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,247.60 : 1,914,371.32 = 875,673.96 : x
  2. Step 2: Convert to fraction form
    1,276,247.60/1,914,371.32 = 875,673.96/x
  3. Step 3: Cross multiply
    1,276,247.60x = 1,914,371.32 × 875,673.96
  4. Step 4: Simplify right side
    1,276,247.60x = 1,676,365,114,694.83
  5. Step 5: Solve for x
    x = 1,676,365,114,694.83/1,276,247.60
  6. Step 6: Final answer
    x = 1,313,510.89

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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.