Home / 3,768,938-5,654,651.16-1,523,851.28

Finding the Fourth Proportional to 3,768,938, 5,654,651.16 and 1,523,851.28

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Solution

The fourth proportional to 3,768,938, 5,654,651.16 and 1,523,851.28 is: 2,286,279.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,938 : 5,654,651.16 = 1,523,851.28 : x
  2. Step 2: Convert to fraction form
    3,768,938/5,654,651.16 = 1,523,851.28/x
  3. Step 3: Cross multiply
    3,768,938x = 5,654,651.16 × 1,523,851.28
  4. Step 4: Simplify right side
    3,768,938x = 8,616,847,408,119.49
  5. Step 5: Solve for x
    x = 8,616,847,408,119.49/3,768,938
  6. Step 6: Final answer
    x = 2,286,279.96

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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.