Home / 3,418,122.80-5,126,795.40-894,033.20

Finding the Fourth Proportional to 3,418,122.80, 5,126,795.40 and 894,033.20

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Solution

The fourth proportional to 3,418,122.80, 5,126,795.40 and 894,033.20 is: 1,340,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,122.80 : 5,126,795.40 = 894,033.20 : x
  2. Step 2: Convert to fraction form
    3,418,122.80/5,126,795.40 = 894,033.20/x
  3. Step 3: Cross multiply
    3,418,122.80x = 5,126,795.40 × 894,033.20
  4. Step 4: Simplify right side
    3,418,122.80x = 4,583,525,297,207.28
  5. Step 5: Solve for x
    x = 4,583,525,297,207.28/3,418,122.80
  6. Step 6: Final answer
    x = 1,340,948.11

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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.