Home / 4,620,197.70-6,930,771.89-1,743,987.20

Finding the Fourth Proportional to 4,620,197.70, 6,930,771.89 and 1,743,987.20

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Solution

The fourth proportional to 4,620,197.70, 6,930,771.89 and 1,743,987.20 is: 2,616,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,197.70 : 6,930,771.89 = 1,743,987.20 : x
  2. Step 2: Convert to fraction form
    4,620,197.70/6,930,771.89 = 1,743,987.20/x
  3. Step 3: Cross multiply
    4,620,197.70x = 6,930,771.89 × 1,743,987.20
  4. Step 4: Simplify right side
    4,620,197.70x = 12,087,177,418,906.01
  5. Step 5: Solve for x
    x = 12,087,177,418,906.01/4,620,197.70
  6. Step 6: Final answer
    x = 2,616,160.22

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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.