Home / 1,247,867.10-1,872,575.56-798,910.18

Finding the Fourth Proportional to 1,247,867.10, 1,872,575.56 and 798,910.18

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Solution

The fourth proportional to 1,247,867.10, 1,872,575.56 and 798,910.18 is: 1,198,861.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,867.10 : 1,872,575.56 = 798,910.18 : x
  2. Step 2: Convert to fraction form
    1,247,867.10/1,872,575.56 = 798,910.18/x
  3. Step 3: Cross multiply
    1,247,867.10x = 1,872,575.56 × 798,910.18
  4. Step 4: Simplify right side
    1,247,867.10x = 1,496,019,674,020.40
  5. Step 5: Solve for x
    x = 1,496,019,674,020.40/1,247,867.10
  6. Step 6: Final answer
    x = 1,198,861.38

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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.