Home / 4,021,868.91-5,550,062.40-2,279,698.90

Finding the Fourth Proportional to 4,021,868.91, 5,550,062.40 and 2,279,698.90

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Solution

The fourth proportional to 4,021,868.91, 5,550,062.40 and 2,279,698.90 is: 3,145,918.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,868.91 : 5,550,062.40 = 2,279,698.90 : x
  2. Step 2: Convert to fraction form
    4,021,868.91/5,550,062.40 = 2,279,698.90/x
  3. Step 3: Cross multiply
    4,021,868.91x = 5,550,062.40 × 2,279,698.90
  4. Step 4: Simplify right side
    4,021,868.91x = 12,652,471,148,211.36
  5. Step 5: Solve for x
    x = 12,652,471,148,211.36/4,021,868.91
  6. Step 6: Final answer
    x = 3,145,918.34

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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.