Home / 4,155,963.20-6,237,881.40-2,561,640.20

Finding the Fourth Proportional to 4,155,963.20, 6,237,881.40 and 2,561,640.20

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Solution

The fourth proportional to 4,155,963.20, 6,237,881.40 and 2,561,640.20 is: 3,844,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,963.20 : 6,237,881.40 = 2,561,640.20 : x
  2. Step 2: Convert to fraction form
    4,155,963.20/6,237,881.40 = 2,561,640.20/x
  3. Step 3: Cross multiply
    4,155,963.20x = 6,237,881.40 × 2,561,640.20
  4. Step 4: Simplify right side
    4,155,963.20x = 15,979,207,757,072.28
  5. Step 5: Solve for x
    x = 15,979,207,757,072.28/4,155,963.20
  6. Step 6: Final answer
    x = 3,844,886.73

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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.