Home / 1,818,458.60-2,727,589.02-556,286.22

Finding the Fourth Proportional to 1,818,458.60, 2,727,589.02 and 556,286.22

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Solution

The fourth proportional to 1,818,458.60, 2,727,589.02 and 556,286.22 is: 834,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,458.60 : 2,727,589.02 = 556,286.22 : x
  2. Step 2: Convert to fraction form
    1,818,458.60/2,727,589.02 = 556,286.22/x
  3. Step 3: Cross multiply
    1,818,458.60x = 2,727,589.02 × 556,286.22
  4. Step 4: Simplify right side
    1,818,458.60x = 1,517,320,185,649.30
  5. Step 5: Solve for x
    x = 1,517,320,185,649.30/1,818,458.60
  6. Step 6: Final answer
    x = 834,399.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.