Home / 3,087,790.72-4,631,816-843,922.56

Finding the Fourth Proportional to 3,087,790.72, 4,631,816 and 843,922.56

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Solution

The fourth proportional to 3,087,790.72, 4,631,816 and 843,922.56 is: 1,265,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,790.72 : 4,631,816 = 843,922.56 : x
  2. Step 2: Convert to fraction form
    3,087,790.72/4,631,816 = 843,922.56/x
  3. Step 3: Cross multiply
    3,087,790.72x = 4,631,816 × 843,922.56
  4. Step 4: Simplify right side
    3,087,790.72x = 3,908,894,016,168.96
  5. Step 5: Solve for x
    x = 3,908,894,016,168.96/3,087,790.72
  6. Step 6: Final answer
    x = 1,265,919.35

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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.