Home / 2,104,214.40-3,156,789.34-981,671.04

Finding the Fourth Proportional to 2,104,214.40, 3,156,789.34 and 981,671.04

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Solution

The fourth proportional to 2,104,214.40, 3,156,789.34 and 981,671.04 is: 1,472,724.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,214.40 : 3,156,789.34 = 981,671.04 : x
  2. Step 2: Convert to fraction form
    2,104,214.40/3,156,789.34 = 981,671.04/x
  3. Step 3: Cross multiply
    2,104,214.40x = 3,156,789.34 × 981,671.04
  4. Step 4: Simplify right side
    2,104,214.40x = 3,098,928,674,458.71
  5. Step 5: Solve for x
    x = 3,098,928,674,458.71/2,104,214.40
  6. Step 6: Final answer
    x = 1,472,724.77

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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.