Home / 3,108,318.12-4,289,413.90-1,731,659.94

Finding the Fourth Proportional to 3,108,318.12, 4,289,413.90 and 1,731,659.94

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Solution

The fourth proportional to 3,108,318.12, 4,289,413.90 and 1,731,659.94 is: 2,389,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,318.12 : 4,289,413.90 = 1,731,659.94 : x
  2. Step 2: Convert to fraction form
    3,108,318.12/4,289,413.90 = 1,731,659.94/x
  3. Step 3: Cross multiply
    3,108,318.12x = 4,289,413.90 × 1,731,659.94
  4. Step 4: Simplify right side
    3,108,318.12x = 7,427,806,227,432.70
  5. Step 5: Solve for x
    x = 7,427,806,227,432.70/3,108,318.12
  6. Step 6: Final answer
    x = 2,389,654.45

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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.