Home / 2,912,794.33-4,021,082.54-2,257,973.72

Finding the Fourth Proportional to 2,912,794.33, 4,021,082.54 and 2,257,973.72

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Solution

The fourth proportional to 2,912,794.33, 4,021,082.54 and 2,257,973.72 is: 3,117,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,794.33 : 4,021,082.54 = 2,257,973.72 : x
  2. Step 2: Convert to fraction form
    2,912,794.33/4,021,082.54 = 2,257,973.72/x
  3. Step 3: Cross multiply
    2,912,794.33x = 4,021,082.54 × 2,257,973.72
  4. Step 4: Simplify right side
    2,912,794.33x = 9,079,498,716,040.62
  5. Step 5: Solve for x
    x = 9,079,498,716,040.62/2,912,794.33
  6. Step 6: Final answer
    x = 3,117,109.45

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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.