Home / 3,603,540.96-4,972,887.04-1,971,948.72

Finding the Fourth Proportional to 3,603,540.96, 4,972,887.04 and 1,971,948.72

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Solution

The fourth proportional to 3,603,540.96, 4,972,887.04 and 1,971,948.72 is: 2,721,289.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,540.96 : 4,972,887.04 = 1,971,948.72 : x
  2. Step 2: Convert to fraction form
    3,603,540.96/4,972,887.04 = 1,971,948.72/x
  3. Step 3: Cross multiply
    3,603,540.96x = 4,972,887.04 × 1,971,948.72
  4. Step 4: Simplify right side
    3,603,540.96x = 9,806,278,233,232.59
  5. Step 5: Solve for x
    x = 9,806,278,233,232.59/3,603,540.96
  6. Step 6: Final answer
    x = 2,721,289.52

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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.