Home / 1,493,876.10-2,237,861.70-818,749.20

Finding the Fourth Proportional to 1,493,876.10, 2,237,861.70 and 818,749.20

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Solution

The fourth proportional to 1,493,876.10, 2,237,861.70 and 818,749.20 is: 1,226,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,876.10 : 2,237,861.70 = 818,749.20 : x
  2. Step 2: Convert to fraction form
    1,493,876.10/2,237,861.70 = 818,749.20/x
  3. Step 3: Cross multiply
    1,493,876.10x = 2,237,861.70 × 818,749.20
  4. Step 4: Simplify right side
    1,493,876.10x = 1,832,247,476,585.64
  5. Step 5: Solve for x
    x = 1,832,247,476,585.64/1,493,876.10
  6. Step 6: Final answer
    x = 1,226,505.65

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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.