Home / 2,766,019.60-4,149,612.60-872,952.40

Finding the Fourth Proportional to 2,766,019.60, 4,149,612.60 and 872,952.40

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Solution

The fourth proportional to 2,766,019.60, 4,149,612.60 and 872,952.40 is: 1,309,612.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,019.60 : 4,149,612.60 = 872,952.40 : x
  2. Step 2: Convert to fraction form
    2,766,019.60/4,149,612.60 = 872,952.40/x
  3. Step 3: Cross multiply
    2,766,019.60x = 4,149,612.60 × 872,952.40
  4. Step 4: Simplify right side
    2,766,019.60x = 3,622,414,278,240.24
  5. Step 5: Solve for x
    x = 3,622,414,278,240.24/2,766,019.60
  6. Step 6: Final answer
    x = 1,309,612.66

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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.