Home / 2,876,452.80-4,316,234.40-1,279,262.40

Finding the Fourth Proportional to 2,876,452.80, 4,316,234.40 and 1,279,262.40

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Solution

The fourth proportional to 2,876,452.80, 4,316,234.40 and 1,279,262.40 is: 1,919,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,452.80 : 4,316,234.40 = 1,279,262.40 : x
  2. Step 2: Convert to fraction form
    2,876,452.80/4,316,234.40 = 1,279,262.40/x
  3. Step 3: Cross multiply
    2,876,452.80x = 4,316,234.40 × 1,279,262.40
  4. Step 4: Simplify right side
    2,876,452.80x = 5,521,596,377,506.56
  5. Step 5: Solve for x
    x = 5,521,596,377,506.56/2,876,452.80
  6. Step 6: Final answer
    x = 1,919,585.25

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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.