Home / 2,850,740.56-3,934,022.76-1,561,627.12

Finding the Fourth Proportional to 2,850,740.56, 3,934,022.76 and 1,561,627.12

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Solution

The fourth proportional to 2,850,740.56, 3,934,022.76 and 1,561,627.12 is: 2,155,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,740.56 : 3,934,022.76 = 1,561,627.12 : x
  2. Step 2: Convert to fraction form
    2,850,740.56/3,934,022.76 = 1,561,627.12/x
  3. Step 3: Cross multiply
    2,850,740.56x = 3,934,022.76 × 1,561,627.12
  4. Step 4: Simplify right side
    2,850,740.56x = 6,143,476,632,713.25
  5. Step 5: Solve for x
    x = 6,143,476,632,713.25/2,850,740.56
  6. Step 6: Final answer
    x = 2,155,045.86

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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.