Home / 3,504,941.20-5,257,411.80-2,152,719.10

Finding the Fourth Proportional to 3,504,941.20, 5,257,411.80 and 2,152,719.10

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Solution

The fourth proportional to 3,504,941.20, 5,257,411.80 and 2,152,719.10 is: 3,229,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504,941.20 : 5,257,411.80 = 2,152,719.10 : x
  2. Step 2: Convert to fraction form
    3,504,941.20/5,257,411.80 = 2,152,719.10/x
  3. Step 3: Cross multiply
    3,504,941.20x = 5,257,411.80 × 2,152,719.10
  4. Step 4: Simplify right side
    3,504,941.20x = 11,317,730,798,425.38
  5. Step 5: Solve for x
    x = 11,317,730,798,425.38/3,504,941.20
  6. Step 6: Final answer
    x = 3,229,078.65

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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.