Home / 3,851,228.30-5,314,861.06-2,132,348.80

Finding the Fourth Proportional to 3,851,228.30, 5,314,861.06 and 2,132,348.80

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Solution

The fourth proportional to 3,851,228.30, 5,314,861.06 and 2,132,348.80 is: 2,942,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,228.30 : 5,314,861.06 = 2,132,348.80 : x
  2. Step 2: Convert to fraction form
    3,851,228.30/5,314,861.06 = 2,132,348.80/x
  3. Step 3: Cross multiply
    3,851,228.30x = 5,314,861.06 × 2,132,348.80
  4. Step 4: Simplify right side
    3,851,228.30x = 11,333,137,603,457.73
  5. Step 5: Solve for x
    x = 11,333,137,603,457.73/3,851,228.30
  6. Step 6: Final answer
    x = 2,942,733.26

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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.