Home / 1,612,057.20-2,418,221.16-490,135.92

Finding the Fourth Proportional to 1,612,057.20, 2,418,221.16 and 490,135.92

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Solution

The fourth proportional to 1,612,057.20, 2,418,221.16 and 490,135.92 is: 735,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,057.20 : 2,418,221.16 = 490,135.92 : x
  2. Step 2: Convert to fraction form
    1,612,057.20/2,418,221.16 = 490,135.92/x
  3. Step 3: Cross multiply
    1,612,057.20x = 2,418,221.16 × 490,135.92
  4. Step 4: Simplify right side
    1,612,057.20x = 1,185,257,053,020.07
  5. Step 5: Solve for x
    x = 1,185,257,053,020.07/1,612,057.20
  6. Step 6: Final answer
    x = 735,245.04

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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.