Home / 2,743,613.20-4,115,419.80-749,069.20

Finding the Fourth Proportional to 2,743,613.20, 4,115,419.80 and 749,069.20

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Solution

The fourth proportional to 2,743,613.20, 4,115,419.80 and 749,069.20 is: 1,123,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,613.20 : 4,115,419.80 = 749,069.20 : x
  2. Step 2: Convert to fraction form
    2,743,613.20/4,115,419.80 = 749,069.20/x
  3. Step 3: Cross multiply
    2,743,613.20x = 4,115,419.80 × 749,069.20
  4. Step 4: Simplify right side
    2,743,613.20x = 3,082,734,217,250.16
  5. Step 5: Solve for x
    x = 3,082,734,217,250.16/2,743,613.20
  6. Step 6: Final answer
    x = 1,123,603.80

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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.