Home / 3,426,827.28-4,729,049.82-1,898,959.92

Finding the Fourth Proportional to 3,426,827.28, 4,729,049.82 and 1,898,959.92

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Solution

The fourth proportional to 3,426,827.28, 4,729,049.82 and 1,898,959.92 is: 2,620,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,827.28 : 4,729,049.82 = 1,898,959.92 : x
  2. Step 2: Convert to fraction form
    3,426,827.28/4,729,049.82 = 1,898,959.92/x
  3. Step 3: Cross multiply
    3,426,827.28x = 4,729,049.82 × 1,898,959.92
  4. Step 4: Simplify right side
    3,426,827.28x = 8,980,276,067,863.22
  5. Step 5: Solve for x
    x = 8,980,276,067,863.22/3,426,827.28
  6. Step 6: Final answer
    x = 2,620,580.30

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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.