Home / 2,104,218.40-3,156,795.36-981,675.04

Finding the Fourth Proportional to 2,104,218.40, 3,156,795.36 and 981,675.04

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Solution

The fourth proportional to 2,104,218.40, 3,156,795.36 and 981,675.04 is: 1,472,730.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,218.40 : 3,156,795.36 = 981,675.04 : x
  2. Step 2: Convert to fraction form
    2,104,218.40/3,156,795.36 = 981,675.04/x
  3. Step 3: Cross multiply
    2,104,218.40x = 3,156,795.36 × 981,675.04
  4. Step 4: Simplify right side
    2,104,218.40x = 3,098,947,211,299.81
  5. Step 5: Solve for x
    x = 3,098,947,211,299.81/2,104,218.40
  6. Step 6: Final answer
    x = 1,472,730.78

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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.