Home / 925,837.12-1,388,755.68-878,559.04

Finding the Fourth Proportional to 925,837.12, 1,388,755.68 and 878,559.04

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Solution

The fourth proportional to 925,837.12, 1,388,755.68 and 878,559.04 is: 1,317,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,837.12 : 1,388,755.68 = 878,559.04 : x
  2. Step 2: Convert to fraction form
    925,837.12/1,388,755.68 = 878,559.04/x
  3. Step 3: Cross multiply
    925,837.12x = 1,388,755.68 × 878,559.04
  4. Step 4: Simplify right side
    925,837.12x = 1,220,103,857,015.35
  5. Step 5: Solve for x
    x = 1,220,103,857,015.35/925,837.12
  6. Step 6: Final answer
    x = 1,317,838.56

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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.