Home / 3,947,667.72-5,448,645.27-2,499,294.30

Finding the Fourth Proportional to 3,947,667.72, 5,448,645.27 and 2,499,294.30

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Solution

The fourth proportional to 3,947,667.72, 5,448,645.27 and 2,499,294.30 is: 3,449,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,667.72 : 5,448,645.27 = 2,499,294.30 : x
  2. Step 2: Convert to fraction form
    3,947,667.72/5,448,645.27 = 2,499,294.30/x
  3. Step 3: Cross multiply
    3,947,667.72x = 5,448,645.27 × 2,499,294.30
  4. Step 4: Simplify right side
    3,947,667.72x = 13,617,768,066,032.96
  5. Step 5: Solve for x
    x = 13,617,768,066,032.96/3,947,667.72
  6. Step 6: Final answer
    x = 3,449,573.02

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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.