Home / 2,079,789.40-3,113,463.30-1,956,755.80

Finding the Fourth Proportional to 2,079,789.40, 3,113,463.30 and 1,956,755.80

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Solution

The fourth proportional to 2,079,789.40, 3,113,463.30 and 1,956,755.80 is: 2,929,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,789.40 : 3,113,463.30 = 1,956,755.80 : x
  2. Step 2: Convert to fraction form
    2,079,789.40/3,113,463.30 = 1,956,755.80/x
  3. Step 3: Cross multiply
    2,079,789.40x = 3,113,463.30 × 1,956,755.80
  4. Step 4: Simplify right side
    2,079,789.40x = 6,092,287,370,362.14
  5. Step 5: Solve for x
    x = 6,092,287,370,362.14/2,079,789.40
  6. Step 6: Final answer
    x = 2,929,280.90

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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.