Home / 3,278,867.61-4,523,293.01-2,132,529.69

Finding the Fourth Proportional to 3,278,867.61, 4,523,293.01 and 2,132,529.69

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Solution

The fourth proportional to 3,278,867.61, 4,523,293.01 and 2,132,529.69 is: 2,941,886.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,867.61 : 4,523,293.01 = 2,132,529.69 : x
  2. Step 2: Convert to fraction form
    3,278,867.61/4,523,293.01 = 2,132,529.69/x
  3. Step 3: Cross multiply
    3,278,867.61x = 4,523,293.01 × 2,132,529.69
  4. Step 4: Simplify right side
    3,278,867.61x = 9,646,056,640,394.47
  5. Step 5: Solve for x
    x = 9,646,056,640,394.47/3,278,867.61
  6. Step 6: Final answer
    x = 2,941,886.59

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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.