Home / 2,122,858.92-2,929,545.46-1,155,988.92

Finding the Fourth Proportional to 2,122,858.92, 2,929,545.46 and 1,155,988.92

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Solution

The fourth proportional to 2,122,858.92, 2,929,545.46 and 1,155,988.92 is: 1,595,264.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,858.92 : 2,929,545.46 = 1,155,988.92 : x
  2. Step 2: Convert to fraction form
    2,122,858.92/2,929,545.46 = 1,155,988.92/x
  3. Step 3: Cross multiply
    2,122,858.92x = 2,929,545.46 × 1,155,988.92
  4. Step 4: Simplify right side
    2,122,858.92x = 3,386,522,092,396.30
  5. Step 5: Solve for x
    x = 3,386,522,092,396.30/2,122,858.92
  6. Step 6: Final answer
    x = 1,595,264.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.