Home / 2,821,843.26-3,894,154.85-1,532,705.18

Finding the Fourth Proportional to 2,821,843.26, 3,894,154.85 and 1,532,705.18

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Solution

The fourth proportional to 2,821,843.26, 3,894,154.85 and 1,532,705.18 is: 2,115,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,843.26 : 3,894,154.85 = 1,532,705.18 : x
  2. Step 2: Convert to fraction form
    2,821,843.26/3,894,154.85 = 1,532,705.18/x
  3. Step 3: Cross multiply
    2,821,843.26x = 3,894,154.85 × 1,532,705.18
  4. Step 4: Simplify right side
    2,821,843.26x = 5,968,591,294,678.11
  5. Step 5: Solve for x
    x = 5,968,591,294,678.11/2,821,843.26
  6. Step 6: Final answer
    x = 2,115,139.20

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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.