Home / 2,774,207.20-4,161,310.80-779,663.20

Finding the Fourth Proportional to 2,774,207.20, 4,161,310.80 and 779,663.20

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Solution

The fourth proportional to 2,774,207.20, 4,161,310.80 and 779,663.20 is: 1,169,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,207.20 : 4,161,310.80 = 779,663.20 : x
  2. Step 2: Convert to fraction form
    2,774,207.20/4,161,310.80 = 779,663.20/x
  3. Step 3: Cross multiply
    2,774,207.20x = 4,161,310.80 × 779,663.20
  4. Step 4: Simplify right side
    2,774,207.20x = 3,244,420,894,522.56
  5. Step 5: Solve for x
    x = 3,244,420,894,522.56/2,774,207.20
  6. Step 6: Final answer
    x = 1,169,494.80

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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.