Home / 2,842,145.43-4,255,578.69-2,165,001.03

Finding the Fourth Proportional to 2,842,145.43, 4,255,578.69 and 2,165,001.03

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Solution

The fourth proportional to 2,842,145.43, 4,255,578.69 and 2,165,001.03 is: 3,241,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,145.43 : 4,255,578.69 = 2,165,001.03 : x
  2. Step 2: Convert to fraction form
    2,842,145.43/4,255,578.69 = 2,165,001.03/x
  3. Step 3: Cross multiply
    2,842,145.43x = 4,255,578.69 × 2,165,001.03
  4. Step 4: Simplify right side
    2,842,145.43x = 9,213,332,247,096.05
  5. Step 5: Solve for x
    x = 9,213,332,247,096.05/2,842,145.43
  6. Step 6: Final answer
    x = 3,241,682.20

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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.