Home / 3,580,721.64-4,941,458.87-1,949,175.90

Finding the Fourth Proportional to 3,580,721.64, 4,941,458.87 and 1,949,175.90

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Solution

The fourth proportional to 3,580,721.64, 4,941,458.87 and 1,949,175.90 is: 2,689,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,721.64 : 4,941,458.87 = 1,949,175.90 : x
  2. Step 2: Convert to fraction form
    3,580,721.64/4,941,458.87 = 1,949,175.90/x
  3. Step 3: Cross multiply
    3,580,721.64x = 4,941,458.87 × 1,949,175.90
  4. Step 4: Simplify right side
    3,580,721.64x = 9,631,772,530,499.35
  5. Step 5: Solve for x
    x = 9,631,772,530,499.35/3,580,721.64
  6. Step 6: Final answer
    x = 2,689,897.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.