Home / 3,427,085.67-4,729,899.29-2,187,230.96

Finding the Fourth Proportional to 3,427,085.67, 4,729,899.29 and 2,187,230.96

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Solution

The fourth proportional to 3,427,085.67, 4,729,899.29 and 2,187,230.96 is: 3,018,711.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,085.67 : 4,729,899.29 = 2,187,230.96 : x
  2. Step 2: Convert to fraction form
    3,427,085.67/4,729,899.29 = 2,187,230.96/x
  3. Step 3: Cross multiply
    3,427,085.67x = 4,729,899.29 × 2,187,230.96
  4. Step 4: Simplify right side
    3,427,085.67x = 10,345,382,164,770.02
  5. Step 5: Solve for x
    x = 10,345,382,164,770.02/3,427,085.67
  6. Step 6: Final answer
    x = 3,018,711.28

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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.