Home / 2,220,375.33-3,063,162.56-1,302,885.09

Finding the Fourth Proportional to 2,220,375.33, 3,063,162.56 and 1,302,885.09

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Solution

The fourth proportional to 2,220,375.33, 3,063,162.56 and 1,302,885.09 is: 1,797,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,375.33 : 3,063,162.56 = 1,302,885.09 : x
  2. Step 2: Convert to fraction form
    2,220,375.33/3,063,162.56 = 1,302,885.09/x
  3. Step 3: Cross multiply
    2,220,375.33x = 3,063,162.56 × 1,302,885.09
  4. Step 4: Simplify right side
    2,220,375.33x = 3,990,948,821,155.81
  5. Step 5: Solve for x
    x = 3,990,948,821,155.81/2,220,375.33
  6. Step 6: Final answer
    x = 1,797,420.81

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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.