Home / 2,135,123.60-3,202,685.40-873,856.40

Finding the Fourth Proportional to 2,135,123.60, 3,202,685.40 and 873,856.40

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Solution

The fourth proportional to 2,135,123.60, 3,202,685.40 and 873,856.40 is: 1,310,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,123.60 : 3,202,685.40 = 873,856.40 : x
  2. Step 2: Convert to fraction form
    2,135,123.60/3,202,685.40 = 873,856.40/x
  3. Step 3: Cross multiply
    2,135,123.60x = 3,202,685.40 × 873,856.40
  4. Step 4: Simplify right side
    2,135,123.60x = 2,798,687,133,976.56
  5. Step 5: Solve for x
    x = 2,798,687,133,976.56/2,135,123.60
  6. Step 6: Final answer
    x = 1,310,784.60

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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.