Home / 2,134,253.92-3,201,386.32-872,081.56

Finding the Fourth Proportional to 2,134,253.92, 3,201,386.32 and 872,081.56

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Solution

The fourth proportional to 2,134,253.92, 3,201,386.32 and 872,081.56 is: 1,308,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,253.92 : 3,201,386.32 = 872,081.56 : x
  2. Step 2: Convert to fraction form
    2,134,253.92/3,201,386.32 = 872,081.56/x
  3. Step 3: Cross multiply
    2,134,253.92x = 3,201,386.32 × 872,081.56
  4. Step 4: Simplify right side
    2,134,253.92x = 2,791,869,976,108.26
  5. Step 5: Solve for x
    x = 2,791,869,976,108.26/2,134,253.92
  6. Step 6: Final answer
    x = 1,308,124.56

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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.