Home / 3,646,785.61-5,032,867.17-2,015,511.40

Finding the Fourth Proportional to 3,646,785.61, 5,032,867.17 and 2,015,511.40

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Solution

The fourth proportional to 3,646,785.61, 5,032,867.17 and 2,015,511.40 is: 2,781,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646,785.61 : 5,032,867.17 = 2,015,511.40 : x
  2. Step 2: Convert to fraction form
    3,646,785.61/5,032,867.17 = 2,015,511.40/x
  3. Step 3: Cross multiply
    3,646,785.61x = 5,032,867.17 × 2,015,511.40
  4. Step 4: Simplify right side
    3,646,785.61x = 10,143,801,155,820.74
  5. Step 5: Solve for x
    x = 10,143,801,155,820.74/3,646,785.61
  6. Step 6: Final answer
    x = 2,781,573.21

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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.