Home / 3,958,255.52-5,462,403.16-2,147,419.52

Finding the Fourth Proportional to 3,958,255.52, 5,462,403.16 and 2,147,419.52

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Solution

The fourth proportional to 3,958,255.52, 5,462,403.16 and 2,147,419.52 is: 2,963,444.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,255.52 : 5,462,403.16 = 2,147,419.52 : x
  2. Step 2: Convert to fraction form
    3,958,255.52/5,462,403.16 = 2,147,419.52/x
  3. Step 3: Cross multiply
    3,958,255.52x = 5,462,403.16 × 2,147,419.52
  4. Step 4: Simplify right side
    3,958,255.52x = 11,730,071,171,893.68
  5. Step 5: Solve for x
    x = 11,730,071,171,893.68/3,958,255.52
  6. Step 6: Final answer
    x = 2,963,444.66

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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.