Home / 1,330,652.32-1,836,300.70-718,805.04

Finding the Fourth Proportional to 1,330,652.32, 1,836,300.70 and 718,805.04

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Solution

The fourth proportional to 1,330,652.32, 1,836,300.70 and 718,805.04 is: 991,951.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,652.32 : 1,836,300.70 = 718,805.04 : x
  2. Step 2: Convert to fraction form
    1,330,652.32/1,836,300.70 = 718,805.04/x
  3. Step 3: Cross multiply
    1,330,652.32x = 1,836,300.70 × 718,805.04
  4. Step 4: Simplify right side
    1,330,652.32x = 1,319,942,198,115.53
  5. Step 5: Solve for x
    x = 1,319,942,198,115.53/1,330,652.32
  6. Step 6: Final answer
    x = 991,951.22

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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.