Home / 2,219,026.29-3,328,728.94-779,584.65

Finding the Fourth Proportional to 2,219,026.29, 3,328,728.94 and 779,584.65

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Solution

The fourth proportional to 2,219,026.29, 3,328,728.94 and 779,584.65 is: 1,169,443.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,026.29 : 3,328,728.94 = 779,584.65 : x
  2. Step 2: Convert to fraction form
    2,219,026.29/3,328,728.94 = 779,584.65/x
  3. Step 3: Cross multiply
    2,219,026.29x = 3,328,728.94 × 779,584.65
  4. Step 4: Simplify right side
    2,219,026.29x = 2,595,025,995,043.20
  5. Step 5: Solve for x
    x = 2,595,025,995,043.20/2,219,026.29
  6. Step 6: Final answer
    x = 1,169,443.56

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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.