Home / 2,809,452.35-3,877,071.91-1,520,320.41

Finding the Fourth Proportional to 2,809,452.35, 3,877,071.91 and 1,520,320.41

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Solution

The fourth proportional to 2,809,452.35, 3,877,071.91 and 1,520,320.41 is: 2,098,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,452.35 : 3,877,071.91 = 1,520,320.41 : x
  2. Step 2: Convert to fraction form
    2,809,452.35/3,877,071.91 = 1,520,320.41/x
  3. Step 3: Cross multiply
    2,809,452.35x = 3,877,071.91 × 1,520,320.41
  4. Step 4: Simplify right side
    2,809,452.35x = 5,894,391,552,009.88
  5. Step 5: Solve for x
    x = 5,894,391,552,009.88/2,809,452.35
  6. Step 6: Final answer
    x = 2,098,057.13

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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.