Home / 2,230,270.11-3,077,712.84-1,312,553.25

Finding the Fourth Proportional to 2,230,270.11, 3,077,712.84 and 1,312,553.25

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Solution

The fourth proportional to 2,230,270.11, 3,077,712.84 and 1,312,553.25 is: 1,811,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,270.11 : 3,077,712.84 = 1,312,553.25 : x
  2. Step 2: Convert to fraction form
    2,230,270.11/3,077,712.84 = 1,312,553.25/x
  3. Step 3: Cross multiply
    2,230,270.11x = 3,077,712.84 × 1,312,553.25
  4. Step 4: Simplify right side
    2,230,270.11x = 4,039,661,990,708.73
  5. Step 5: Solve for x
    x = 4,039,661,990,708.73/2,230,270.11
  6. Step 6: Final answer
    x = 1,811,288.23

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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.