Home / 1,391,524.34-2,086,751.91-492,800.18

Finding the Fourth Proportional to 1,391,524.34, 2,086,751.91 and 492,800.18

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Solution

The fourth proportional to 1,391,524.34, 2,086,751.91 and 492,800.18 is: 739,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,524.34 : 2,086,751.91 = 492,800.18 : x
  2. Step 2: Convert to fraction form
    1,391,524.34/2,086,751.91 = 492,800.18/x
  3. Step 3: Cross multiply
    1,391,524.34x = 2,086,751.91 × 492,800.18
  4. Step 4: Simplify right side
    1,391,524.34x = 1,028,351,716,863.34
  5. Step 5: Solve for x
    x = 1,028,351,716,863.34/1,391,524.34
  6. Step 6: Final answer
    x = 739,010.94

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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.