Home / 3,681,487.49-5,520,383.32-2,144,980.25

Finding the Fourth Proportional to 3,681,487.49, 5,520,383.32 and 2,144,980.25

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Solution

The fourth proportional to 3,681,487.49, 5,520,383.32 and 2,144,980.25 is: 3,216,393.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,487.49 : 5,520,383.32 = 2,144,980.25 : x
  2. Step 2: Convert to fraction form
    3,681,487.49/5,520,383.32 = 2,144,980.25/x
  3. Step 3: Cross multiply
    3,681,487.49x = 5,520,383.32 × 2,144,980.25
  4. Step 4: Simplify right side
    3,681,487.49x = 11,841,113,193,829.43
  5. Step 5: Solve for x
    x = 11,841,113,193,829.43/3,681,487.49
  6. Step 6: Final answer
    x = 3,216,393.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.