Home / 1,394,195.40-2,093,366.70-1,079,008.20

Finding the Fourth Proportional to 1,394,195.40, 2,093,366.70 and 1,079,008.20

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Solution

The fourth proportional to 1,394,195.40, 2,093,366.70 and 1,079,008.20 is: 1,620,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,195.40 : 2,093,366.70 = 1,079,008.20 : x
  2. Step 2: Convert to fraction form
    1,394,195.40/2,093,366.70 = 1,079,008.20/x
  3. Step 3: Cross multiply
    1,394,195.40x = 2,093,366.70 × 1,079,008.20
  4. Step 4: Simplify right side
    1,394,195.40x = 2,258,759,834,906.94
  5. Step 5: Solve for x
    x = 2,258,759,834,906.94/1,394,195.40
  6. Step 6: Final answer
    x = 1,620,117.12

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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.