Home / 3,761,915.04-5,642,872.56-1,236,892.32

Finding the Fourth Proportional to 3,761,915.04, 5,642,872.56 and 1,236,892.32

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Solution

The fourth proportional to 3,761,915.04, 5,642,872.56 and 1,236,892.32 is: 1,855,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761,915.04 : 5,642,872.56 = 1,236,892.32 : x
  2. Step 2: Convert to fraction form
    3,761,915.04/5,642,872.56 = 1,236,892.32/x
  3. Step 3: Cross multiply
    3,761,915.04x = 5,642,872.56 × 1,236,892.32
  4. Step 4: Simplify right side
    3,761,915.04x = 6,979,625,732,202.74
  5. Step 5: Solve for x
    x = 6,979,625,732,202.74/3,761,915.04
  6. Step 6: Final answer
    x = 1,855,338.48

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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.