Home / 1,867,418.20-2,797,901.70-868,096.60

Finding the Fourth Proportional to 1,867,418.20, 2,797,901.70 and 868,096.60

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Solution

The fourth proportional to 1,867,418.20, 2,797,901.70 and 868,096.60 is: 1,300,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,418.20 : 2,797,901.70 = 868,096.60 : x
  2. Step 2: Convert to fraction form
    1,867,418.20/2,797,901.70 = 868,096.60/x
  3. Step 3: Cross multiply
    1,867,418.20x = 2,797,901.70 × 868,096.60
  4. Step 4: Simplify right side
    1,867,418.20x = 2,428,848,952,904.22
  5. Step 5: Solve for x
    x = 2,428,848,952,904.22/1,867,418.20
  6. Step 6: Final answer
    x = 1,300,645.43

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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.