Home / 2,355,390.56-3,530,122.45-1,275,861.85

Finding the Fourth Proportional to 2,355,390.56, 3,530,122.45 and 1,275,861.85

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Solution

The fourth proportional to 2,355,390.56, 3,530,122.45 and 1,275,861.85 is: 1,912,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355,390.56 : 3,530,122.45 = 1,275,861.85 : x
  2. Step 2: Convert to fraction form
    2,355,390.56/3,530,122.45 = 1,275,861.85/x
  3. Step 3: Cross multiply
    2,355,390.56x = 3,530,122.45 × 1,275,861.85
  4. Step 4: Simplify right side
    2,355,390.56x = 4,503,948,547,768.57
  5. Step 5: Solve for x
    x = 4,503,948,547,768.57/2,355,390.56
  6. Step 6: Final answer
    x = 1,912,187.57

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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.