Home / 3,180,216.40-4,775,854.20-1,687,224.40

Finding the Fourth Proportional to 3,180,216.40, 4,775,854.20 and 1,687,224.40

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Solution

The fourth proportional to 3,180,216.40, 4,775,854.20 and 1,687,224.40 is: 2,533,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,216.40 : 4,775,854.20 = 1,687,224.40 : x
  2. Step 2: Convert to fraction form
    3,180,216.40/4,775,854.20 = 1,687,224.40/x
  3. Step 3: Cross multiply
    3,180,216.40x = 4,775,854.20 × 1,687,224.40
  4. Step 4: Simplify right side
    3,180,216.40x = 8,057,937,737,082.48
  5. Step 5: Solve for x
    x = 8,057,937,737,082.48/3,180,216.40
  6. Step 6: Final answer
    x = 2,533,770.26

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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.