Home / 3,670,003.90-5,505,005.85-3,138,562.90

Finding the Fourth Proportional to 3,670,003.90, 5,505,005.85 and 3,138,562.90

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Solution

The fourth proportional to 3,670,003.90, 5,505,005.85 and 3,138,562.90 is: 4,707,844.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,003.90 : 5,505,005.85 = 3,138,562.90 : x
  2. Step 2: Convert to fraction form
    3,670,003.90/5,505,005.85 = 3,138,562.90/x
  3. Step 3: Cross multiply
    3,670,003.90x = 5,505,005.85 × 3,138,562.90
  4. Step 4: Simplify right side
    3,670,003.90x = 17,277,807,125,092.96
  5. Step 5: Solve for x
    x = 17,277,807,125,092.96/3,670,003.90
  6. Step 6: Final answer
    x = 4,707,844.35

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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.