Home / 2,381,457.27-3,286,413.90-1,293,729.57

Finding the Fourth Proportional to 2,381,457.27, 3,286,413.90 and 1,293,729.57

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Solution

The fourth proportional to 2,381,457.27, 3,286,413.90 and 1,293,729.57 is: 1,785,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,457.27 : 3,286,413.90 = 1,293,729.57 : x
  2. Step 2: Convert to fraction form
    2,381,457.27/3,286,413.90 = 1,293,729.57/x
  3. Step 3: Cross multiply
    2,381,457.27x = 3,286,413.90 × 1,293,729.57
  4. Step 4: Simplify right side
    2,381,457.27x = 4,251,730,841,689.02
  5. Step 5: Solve for x
    x = 4,251,730,841,689.02/2,381,457.27
  6. Step 6: Final answer
    x = 1,785,348.36

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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.