Home / 1,366,862.62-2,050,279.88-790,118.92

Finding the Fourth Proportional to 1,366,862.62, 2,050,279.88 and 790,118.92

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Solution

The fourth proportional to 1,366,862.62, 2,050,279.88 and 790,118.92 is: 1,185,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,862.62 : 2,050,279.88 = 790,118.92 : x
  2. Step 2: Convert to fraction form
    1,366,862.62/2,050,279.88 = 790,118.92/x
  3. Step 3: Cross multiply
    1,366,862.62x = 2,050,279.88 × 790,118.92
  4. Step 4: Simplify right side
    1,366,862.62x = 1,619,964,932,865.75
  5. Step 5: Solve for x
    x = 1,619,964,932,865.75/1,366,862.62
  6. Step 6: Final answer
    x = 1,185,170.27

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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.