Home / 1,413,418.55-1,950,187.80-824,626.20

Finding the Fourth Proportional to 1,413,418.55, 1,950,187.80 and 824,626.20

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Solution

The fourth proportional to 1,413,418.55, 1,950,187.80 and 824,626.20 is: 1,137,791.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,418.55 : 1,950,187.80 = 824,626.20 : x
  2. Step 2: Convert to fraction form
    1,413,418.55/1,950,187.80 = 824,626.20/x
  3. Step 3: Cross multiply
    1,413,418.55x = 1,950,187.80 × 824,626.20
  4. Step 4: Simplify right side
    1,413,418.55x = 1,608,175,960,594.95
  5. Step 5: Solve for x
    x = 1,608,175,960,594.95/1,413,418.55
  6. Step 6: Final answer
    x = 1,137,791.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.