Home / 2,081,231.80-3,119,774.10-957,340.60

Finding the Fourth Proportional to 2,081,231.80, 3,119,774.10 and 957,340.60

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Solution

The fourth proportional to 2,081,231.80, 3,119,774.10 and 957,340.60 is: 1,435,057.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,231.80 : 3,119,774.10 = 957,340.60 : x
  2. Step 2: Convert to fraction form
    2,081,231.80/3,119,774.10 = 957,340.60/x
  3. Step 3: Cross multiply
    2,081,231.80x = 3,119,774.10 × 957,340.60
  4. Step 4: Simplify right side
    2,081,231.80x = 2,986,686,408,758.46
  5. Step 5: Solve for x
    x = 2,986,686,408,758.46/2,081,231.80
  6. Step 6: Final answer
    x = 1,435,057.07

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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.