Home / 3,942,999.12-5,441,112.36-2,224,017.12

Finding the Fourth Proportional to 3,942,999.12, 5,441,112.36 and 2,224,017.12

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Solution

The fourth proportional to 3,942,999.12, 5,441,112.36 and 2,224,017.12 is: 3,069,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,999.12 : 5,441,112.36 = 2,224,017.12 : x
  2. Step 2: Convert to fraction form
    3,942,999.12/5,441,112.36 = 2,224,017.12/x
  3. Step 3: Cross multiply
    3,942,999.12x = 5,441,112.36 × 2,224,017.12
  4. Step 4: Simplify right side
    3,942,999.12x = 12,101,127,040,483.61
  5. Step 5: Solve for x
    x = 12,101,127,040,483.61/3,942,999.12
  6. Step 6: Final answer
    x = 3,069,015.91

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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.