Home / 3,205,350.78-4,422,978.81-2,553,629.73

Finding the Fourth Proportional to 3,205,350.78, 4,422,978.81 and 2,553,629.73

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Solution

The fourth proportional to 3,205,350.78, 4,422,978.81 and 2,553,629.73 is: 3,523,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,350.78 : 4,422,978.81 = 2,553,629.73 : x
  2. Step 2: Convert to fraction form
    3,205,350.78/4,422,978.81 = 2,553,629.73/x
  3. Step 3: Cross multiply
    3,205,350.78x = 4,422,978.81 × 2,553,629.73
  4. Step 4: Simplify right side
    3,205,350.78x = 11,294,650,184,376.02
  5. Step 5: Solve for x
    x = 11,294,650,184,376.02/3,205,350.78
  6. Step 6: Final answer
    x = 3,523,686.16

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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.