Home / 2,521,155.04-3,479,216.16-1,375,240.48

Finding the Fourth Proportional to 2,521,155.04, 3,479,216.16 and 1,375,240.48

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Solution

The fourth proportional to 2,521,155.04, 3,479,216.16 and 1,375,240.48 is: 1,897,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,155.04 : 3,479,216.16 = 1,375,240.48 : x
  2. Step 2: Convert to fraction form
    2,521,155.04/3,479,216.16 = 1,375,240.48/x
  3. Step 3: Cross multiply
    2,521,155.04x = 3,479,216.16 × 1,375,240.48
  4. Step 4: Simplify right side
    2,521,155.04x = 4,784,758,901,902.16
  5. Step 5: Solve for x
    x = 4,784,758,901,902.16/2,521,155.04
  6. Step 6: Final answer
    x = 1,897,843.97

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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.