Home / 2,876,434.80-4,310,540.04-2,112,280.80

Finding the Fourth Proportional to 2,876,434.80, 4,310,540.04 and 2,112,280.80

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Solution

The fourth proportional to 2,876,434.80, 4,310,540.04 and 2,112,280.80 is: 3,165,401.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,434.80 : 4,310,540.04 = 2,112,280.80 : x
  2. Step 2: Convert to fraction form
    2,876,434.80/4,310,540.04 = 2,112,280.80/x
  3. Step 3: Cross multiply
    2,876,434.80x = 4,310,540.04 × 2,112,280.80
  4. Step 4: Simplify right side
    2,876,434.80x = 9,105,070,964,123.23
  5. Step 5: Solve for x
    x = 9,105,070,964,123.23/2,876,434.80
  6. Step 6: Final answer
    x = 3,165,401.48

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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.