Home / 2,115,040.20-3,168,711.16-1,888,292.04

Finding the Fourth Proportional to 2,115,040.20, 3,168,711.16 and 1,888,292.04

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Solution

The fourth proportional to 2,115,040.20, 3,168,711.16 and 1,888,292.04 is: 2,829,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,040.20 : 3,168,711.16 = 1,888,292.04 : x
  2. Step 2: Convert to fraction form
    2,115,040.20/3,168,711.16 = 1,888,292.04/x
  3. Step 3: Cross multiply
    2,115,040.20x = 3,168,711.16 × 1,888,292.04
  4. Step 4: Simplify right side
    2,115,040.20x = 5,983,452,060,487.17
  5. Step 5: Solve for x
    x = 5,983,452,060,487.17/2,115,040.20
  6. Step 6: Final answer
    x = 2,829,001.58

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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.