Home / 3,813,944.40-5,712,622.20-2,315,422.80

Finding the Fourth Proportional to 3,813,944.40, 5,712,622.20 and 2,315,422.80

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Solution

The fourth proportional to 3,813,944.40, 5,712,622.20 and 2,315,422.80 is: 3,468,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,944.40 : 5,712,622.20 = 2,315,422.80 : x
  2. Step 2: Convert to fraction form
    3,813,944.40/5,712,622.20 = 2,315,422.80/x
  3. Step 3: Cross multiply
    3,813,944.40x = 5,712,622.20 × 2,315,422.80
  4. Step 4: Simplify right side
    3,813,944.40x = 13,227,135,689,666.16
  5. Step 5: Solve for x
    x = 13,227,135,689,666.16/3,813,944.40
  6. Step 6: Final answer
    x = 3,468,098.72

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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.