Home / 2,836,674-3,914,610.12-1,818,078.75

Finding the Fourth Proportional to 2,836,674, 3,914,610.12 and 1,818,078.75

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Solution

The fourth proportional to 2,836,674, 3,914,610.12 and 1,818,078.75 is: 2,508,948.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,674 : 3,914,610.12 = 1,818,078.75 : x
  2. Step 2: Convert to fraction form
    2,836,674/3,914,610.12 = 1,818,078.75/x
  3. Step 3: Cross multiply
    2,836,674x = 3,914,610.12 × 1,818,078.75
  4. Step 4: Simplify right side
    2,836,674x = 7,117,069,473,706.95
  5. Step 5: Solve for x
    x = 7,117,069,473,706.95/2,836,674
  6. Step 6: Final answer
    x = 2,508,948.68

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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.