Home / 3,999,411.36-5,513,446.44-2,851,498.80

Finding the Fourth Proportional to 3,999,411.36, 5,513,446.44 and 2,851,498.80

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Solution

The fourth proportional to 3,999,411.36, 5,513,446.44 and 2,851,498.80 is: 3,930,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,411.36 : 5,513,446.44 = 2,851,498.80 : x
  2. Step 2: Convert to fraction form
    3,999,411.36/5,513,446.44 = 2,851,498.80/x
  3. Step 3: Cross multiply
    3,999,411.36x = 5,513,446.44 × 2,851,498.80
  4. Step 4: Simplify right side
    3,999,411.36x = 15,721,585,907,524.27
  5. Step 5: Solve for x
    x = 15,721,585,907,524.27/3,999,411.36
  6. Step 6: Final answer
    x = 3,930,974.96

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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.