Home / 1,767,648.73-2,439,286.58-1,080,471.15

Finding the Fourth Proportional to 1,767,648.73, 2,439,286.58 and 1,080,471.15

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Solution

The fourth proportional to 1,767,648.73, 2,439,286.58 and 1,080,471.15 is: 1,491,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,648.73 : 2,439,286.58 = 1,080,471.15 : x
  2. Step 2: Convert to fraction form
    1,767,648.73/2,439,286.58 = 1,080,471.15/x
  3. Step 3: Cross multiply
    1,767,648.73x = 2,439,286.58 × 1,080,471.15
  4. Step 4: Simplify right side
    1,767,648.73x = 2,635,578,782,043.02
  5. Step 5: Solve for x
    x = 2,635,578,782,043.02/1,767,648.73
  6. Step 6: Final answer
    x = 1,491,008.22

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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.