Home / 1,382,442.20-2,073,352.10-495,978.20

Finding the Fourth Proportional to 1,382,442.20, 2,073,352.10 and 495,978.20

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Solution

The fourth proportional to 1,382,442.20, 2,073,352.10 and 495,978.20 is: 743,855.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,442.20 : 2,073,352.10 = 495,978.20 : x
  2. Step 2: Convert to fraction form
    1,382,442.20/2,073,352.10 = 495,978.20/x
  3. Step 3: Cross multiply
    1,382,442.20x = 2,073,352.10 × 495,978.20
  4. Step 4: Simplify right side
    1,382,442.20x = 1,028,337,442,524.22
  5. Step 5: Solve for x
    x = 1,028,337,442,524.22/1,382,442.20
  6. Step 6: Final answer
    x = 743,855.65

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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.