Home / 3,819,060.50-5,270,143.05-2,165,318.87

Finding the Fourth Proportional to 3,819,060.50, 5,270,143.05 and 2,165,318.87

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Solution

The fourth proportional to 3,819,060.50, 5,270,143.05 and 2,165,318.87 is: 2,988,049.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,060.50 : 5,270,143.05 = 2,165,318.87 : x
  2. Step 2: Convert to fraction form
    3,819,060.50/5,270,143.05 = 2,165,318.87/x
  3. Step 3: Cross multiply
    3,819,060.50x = 5,270,143.05 × 2,165,318.87
  4. Step 4: Simplify right side
    3,819,060.50x = 11,411,540,167,413.64
  5. Step 5: Solve for x
    x = 11,411,540,167,413.64/3,819,060.50
  6. Step 6: Final answer
    x = 2,988,049.07

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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.