Home / 964,081.20-1,446,121.80-715,249.20

Finding the Fourth Proportional to 964,081.20, 1,446,121.80 and 715,249.20

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Solution

The fourth proportional to 964,081.20, 1,446,121.80 and 715,249.20 is: 1,072,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,081.20 : 1,446,121.80 = 715,249.20 : x
  2. Step 2: Convert to fraction form
    964,081.20/1,446,121.80 = 715,249.20/x
  3. Step 3: Cross multiply
    964,081.20x = 1,446,121.80 × 715,249.20
  4. Step 4: Simplify right side
    964,081.20x = 1,034,337,460,552.56
  5. Step 5: Solve for x
    x = 1,034,337,460,552.56/964,081.20
  6. Step 6: Final answer
    x = 1,072,873.80

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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.