Home / 1,942,902.40-2,913,086.40-1,743,836.80

Finding the Fourth Proportional to 1,942,902.40, 2,913,086.40 and 1,743,836.80

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Solution

The fourth proportional to 1,942,902.40, 2,913,086.40 and 1,743,836.80 is: 2,614,617.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,902.40 : 2,913,086.40 = 1,743,836.80 : x
  2. Step 2: Convert to fraction form
    1,942,902.40/2,913,086.40 = 1,743,836.80/x
  3. Step 3: Cross multiply
    1,942,902.40x = 2,913,086.40 × 1,743,836.80
  4. Step 4: Simplify right side
    1,942,902.40x = 5,079,947,265,899.52
  5. Step 5: Solve for x
    x = 5,079,947,265,899.52/1,942,902.40
  6. Step 6: Final answer
    x = 2,614,617.83

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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.