Home / 1,340,167.22-2,010,251.26-487,080.48

Finding the Fourth Proportional to 1,340,167.22, 2,010,251.26 and 487,080.48

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Solution

The fourth proportional to 1,340,167.22, 2,010,251.26 and 487,080.48 is: 730,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,167.22 : 2,010,251.26 = 487,080.48 : x
  2. Step 2: Convert to fraction form
    1,340,167.22/2,010,251.26 = 487,080.48/x
  3. Step 3: Cross multiply
    1,340,167.22x = 2,010,251.26 × 487,080.48
  4. Step 4: Simplify right side
    1,340,167.22x = 979,154,148,641.41
  5. Step 5: Solve for x
    x = 979,154,148,641.41/1,340,167.22
  6. Step 6: Final answer
    x = 730,620.88

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1.5x scale

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.