Home / 3,240,087.65-4,471,456.73-1,863,432.30

Finding the Fourth Proportional to 3,240,087.65, 4,471,456.73 and 1,863,432.30

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Solution

The fourth proportional to 3,240,087.65, 4,471,456.73 and 1,863,432.30 is: 2,571,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,087.65 : 4,471,456.73 = 1,863,432.30 : x
  2. Step 2: Convert to fraction form
    3,240,087.65/4,471,456.73 = 1,863,432.30/x
  3. Step 3: Cross multiply
    3,240,087.65x = 4,471,456.73 × 1,863,432.30
  4. Step 4: Simplify right side
    3,240,087.65x = 8,332,256,879,637.13
  5. Step 5: Solve for x
    x = 8,332,256,879,637.13/3,240,087.65
  6. Step 6: Final answer
    x = 2,571,614.65

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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.