Home / 3,173,152.83-4,382,556.30-2,138,876.79

Finding the Fourth Proportional to 3,173,152.83, 4,382,556.30 and 2,138,876.79

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Solution

The fourth proportional to 3,173,152.83, 4,382,556.30 and 2,138,876.79 is: 2,954,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,152.83 : 4,382,556.30 = 2,138,876.79 : x
  2. Step 2: Convert to fraction form
    3,173,152.83/4,382,556.30 = 2,138,876.79/x
  3. Step 3: Cross multiply
    3,173,152.83x = 4,382,556.30 × 2,138,876.79
  4. Step 4: Simplify right side
    3,173,152.83x = 9,373,747,950,938.28
  5. Step 5: Solve for x
    x = 9,373,747,950,938.28/3,173,152.83
  6. Step 6: Final answer
    x = 2,954,080.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.