Home / 3,429,837.11-5,144,759.30-871,243.94

Finding the Fourth Proportional to 3,429,837.11, 5,144,759.30 and 871,243.94

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Solution

The fourth proportional to 3,429,837.11, 5,144,759.30 and 871,243.94 is: 1,306,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,837.11 : 5,144,759.30 = 871,243.94 : x
  2. Step 2: Convert to fraction form
    3,429,837.11/5,144,759.30 = 871,243.94/x
  3. Step 3: Cross multiply
    3,429,837.11x = 5,144,759.30 × 871,243.94
  4. Step 4: Simplify right side
    3,429,837.11x = 4,482,340,362,883.64
  5. Step 5: Solve for x
    x = 4,482,340,362,883.64/3,429,837.11
  6. Step 6: Final answer
    x = 1,306,866.83

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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.