Home / 1,337,926.32-1,846,343.30-726,079.05

Finding the Fourth Proportional to 1,337,926.32, 1,846,343.30 and 726,079.05

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Solution

The fourth proportional to 1,337,926.32, 1,846,343.30 and 726,079.05 is: 1,001,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,926.32 : 1,846,343.30 = 726,079.05 : x
  2. Step 2: Convert to fraction form
    1,337,926.32/1,846,343.30 = 726,079.05/x
  3. Step 3: Cross multiply
    1,337,926.32x = 1,846,343.30 × 726,079.05
  4. Step 4: Simplify right side
    1,337,926.32x = 1,340,591,185,607.47
  5. Step 5: Solve for x
    x = 1,340,591,185,607.47/1,337,926.32
  6. Step 6: Final answer
    x = 1,001,991.79

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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.