Home / 2,275,379.79-3,413,578.77-855,448.17

Finding the Fourth Proportional to 2,275,379.79, 3,413,578.77 and 855,448.17

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Solution

The fourth proportional to 2,275,379.79, 3,413,578.77 and 855,448.17 is: 1,283,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,379.79 : 3,413,578.77 = 855,448.17 : x
  2. Step 2: Convert to fraction form
    2,275,379.79/3,413,578.77 = 855,448.17/x
  3. Step 3: Cross multiply
    2,275,379.79x = 3,413,578.77 × 855,448.17
  4. Step 4: Simplify right side
    2,275,379.79x = 2,920,139,711,947.35
  5. Step 5: Solve for x
    x = 2,920,139,711,947.35/2,275,379.79
  6. Step 6: Final answer
    x = 1,283,363.65

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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.