Home / 3,367,167.28-4,646,690.68-1,818,428.80

Finding the Fourth Proportional to 3,367,167.28, 4,646,690.68 and 1,818,428.80

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Solution

The fourth proportional to 3,367,167.28, 4,646,690.68 and 1,818,428.80 is: 2,509,431.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,167.28 : 4,646,690.68 = 1,818,428.80 : x
  2. Step 2: Convert to fraction form
    3,367,167.28/4,646,690.68 = 1,818,428.80/x
  3. Step 3: Cross multiply
    3,367,167.28x = 4,646,690.68 × 1,818,428.80
  4. Step 4: Simplify right side
    3,367,167.28x = 8,449,676,157,203.58
  5. Step 5: Solve for x
    x = 8,449,676,157,203.58/3,367,167.28
  6. Step 6: Final answer
    x = 2,509,431.65

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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.