Home / 2,753,998.20-4,131,386.10-860,542.20

Finding the Fourth Proportional to 2,753,998.20, 4,131,386.10 and 860,542.20

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Solution

The fourth proportional to 2,753,998.20, 4,131,386.10 and 860,542.20 is: 1,290,934.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,998.20 : 4,131,386.10 = 860,542.20 : x
  2. Step 2: Convert to fraction form
    2,753,998.20/4,131,386.10 = 860,542.20/x
  3. Step 3: Cross multiply
    2,753,998.20x = 4,131,386.10 × 860,542.20
  4. Step 4: Simplify right side
    2,753,998.20x = 3,555,232,083,543.42
  5. Step 5: Solve for x
    x = 3,555,232,083,543.42/2,753,998.20
  6. Step 6: Final answer
    x = 1,290,934.79

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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.