Home / 1,452,255.40-2,180,456.70-822,399.40

Finding the Fourth Proportional to 1,452,255.40, 2,180,456.70 and 822,399.40

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Solution

The fourth proportional to 1,452,255.40, 2,180,456.70 and 822,399.40 is: 1,234,773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,255.40 : 2,180,456.70 = 822,399.40 : x
  2. Step 2: Convert to fraction form
    1,452,255.40/2,180,456.70 = 822,399.40/x
  3. Step 3: Cross multiply
    1,452,255.40x = 2,180,456.70 × 822,399.40
  4. Step 4: Simplify right side
    1,452,255.40x = 1,793,206,281,805.98
  5. Step 5: Solve for x
    x = 1,793,206,281,805.98/1,452,255.40
  6. Step 6: Final answer
    x = 1,234,773.36

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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.