Home / 3,151,827.15-4,726,358.33-1,257,939.15

Finding the Fourth Proportional to 3,151,827.15, 4,726,358.33 and 1,257,939.15

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Solution

The fourth proportional to 3,151,827.15, 4,726,358.33 and 1,257,939.15 is: 1,886,356.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,827.15 : 4,726,358.33 = 1,257,939.15 : x
  2. Step 2: Convert to fraction form
    3,151,827.15/4,726,358.33 = 1,257,939.15/x
  3. Step 3: Cross multiply
    3,151,827.15x = 4,726,358.33 × 1,257,939.15
  4. Step 4: Simplify right side
    3,151,827.15x = 5,945,471,173,945.92
  5. Step 5: Solve for x
    x = 5,945,471,173,945.92/3,151,827.15
  6. Step 6: Final answer
    x = 1,886,356.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.