Home / 3,165,259.18-4,747,894.72-769,105.84

Finding the Fourth Proportional to 3,165,259.18, 4,747,894.72 and 769,105.84

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Solution

The fourth proportional to 3,165,259.18, 4,747,894.72 and 769,105.84 is: 1,153,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,259.18 : 4,747,894.72 = 769,105.84 : x
  2. Step 2: Convert to fraction form
    3,165,259.18/4,747,894.72 = 769,105.84/x
  3. Step 3: Cross multiply
    3,165,259.18x = 4,747,894.72 × 769,105.84
  4. Step 4: Simplify right side
    3,165,259.18x = 3,651,633,556,857.16
  5. Step 5: Solve for x
    x = 3,651,633,556,857.16/3,165,259.18
  6. Step 6: Final answer
    x = 1,153,660.21

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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.