Home / 2,889,105.30-4,334,083.53-867,512.04

Finding the Fourth Proportional to 2,889,105.30, 4,334,083.53 and 867,512.04

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Solution

The fourth proportional to 2,889,105.30, 4,334,083.53 and 867,512.04 is: 1,301,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,105.30 : 4,334,083.53 = 867,512.04 : x
  2. Step 2: Convert to fraction form
    2,889,105.30/4,334,083.53 = 867,512.04/x
  3. Step 3: Cross multiply
    2,889,105.30x = 4,334,083.53 × 867,512.04
  4. Step 4: Simplify right side
    2,889,105.30x = 3,759,869,644,640.70
  5. Step 5: Solve for x
    x = 3,759,869,644,640.70/2,889,105.30
  6. Step 6: Final answer
    x = 1,301,395.85

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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.