Home / 5,776,761.60-7,972,180.16-3,198,442.32

Finding the Fourth Proportional to 5,776,761.60, 7,972,180.16 and 3,198,442.32

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Solution

The fourth proportional to 5,776,761.60, 7,972,180.16 and 3,198,442.32 is: 4,413,988.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776,761.60 : 7,972,180.16 = 3,198,442.32 : x
  2. Step 2: Convert to fraction form
    5,776,761.60/7,972,180.16 = 3,198,442.32/x
  3. Step 3: Cross multiply
    5,776,761.60x = 7,972,180.16 × 3,198,442.32
  4. Step 4: Simplify right side
    5,776,761.60x = 25,498,558,406,408.37
  5. Step 5: Solve for x
    x = 25,498,558,406,408.37/5,776,761.60
  6. Step 6: Final answer
    x = 4,413,988.35

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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.