Home / 2,589,179.05-3,882,928.29-1,222,741.45

Finding the Fourth Proportional to 2,589,179.05, 3,882,928.29 and 1,222,741.45

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Solution

The fourth proportional to 2,589,179.05, 3,882,928.29 and 1,222,741.45 is: 1,833,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,179.05 : 3,882,928.29 = 1,222,741.45 : x
  2. Step 2: Convert to fraction form
    2,589,179.05/3,882,928.29 = 1,222,741.45/x
  3. Step 3: Cross multiply
    2,589,179.05x = 3,882,928.29 × 1,222,741.45
  4. Step 4: Simplify right side
    2,589,179.05x = 4,747,817,356,908.65
  5. Step 5: Solve for x
    x = 4,747,817,356,908.65/2,589,179.05
  6. Step 6: Final answer
    x = 1,833,715.35

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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.