Home / 2,247,125.20-3,370,687.80-826,887.40

Finding the Fourth Proportional to 2,247,125.20, 3,370,687.80 and 826,887.40

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Solution

The fourth proportional to 2,247,125.20, 3,370,687.80 and 826,887.40 is: 1,240,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,125.20 : 3,370,687.80 = 826,887.40 : x
  2. Step 2: Convert to fraction form
    2,247,125.20/3,370,687.80 = 826,887.40/x
  3. Step 3: Cross multiply
    2,247,125.20x = 3,370,687.80 × 826,887.40
  4. Step 4: Simplify right side
    2,247,125.20x = 2,787,179,271,153.72
  5. Step 5: Solve for x
    x = 2,787,179,271,153.72/2,247,125.20
  6. Step 6: Final answer
    x = 1,240,331.10

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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.