Home / 3,380,542.50-5,069,743.11-1,105,541.22

Finding the Fourth Proportional to 3,380,542.50, 5,069,743.11 and 1,105,541.22

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Solution

The fourth proportional to 3,380,542.50, 5,069,743.11 and 1,105,541.22 is: 1,657,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,542.50 : 5,069,743.11 = 1,105,541.22 : x
  2. Step 2: Convert to fraction form
    3,380,542.50/5,069,743.11 = 1,105,541.22/x
  3. Step 3: Cross multiply
    3,380,542.50x = 5,069,743.11 × 1,105,541.22
  4. Step 4: Simplify right side
    3,380,542.50x = 5,604,809,982,915.99
  5. Step 5: Solve for x
    x = 5,604,809,982,915.99/3,380,542.50
  6. Step 6: Final answer
    x = 1,657,961.70

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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.