Home / 1,216,412.20-1,824,791.10-374,876.20

Finding the Fourth Proportional to 1,216,412.20, 1,824,791.10 and 374,876.20

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Solution

The fourth proportional to 1,216,412.20, 1,824,791.10 and 374,876.20 is: 562,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,412.20 : 1,824,791.10 = 374,876.20 : x
  2. Step 2: Convert to fraction form
    1,216,412.20/1,824,791.10 = 374,876.20/x
  3. Step 3: Cross multiply
    1,216,412.20x = 1,824,791.10 × 374,876.20
  4. Step 4: Simplify right side
    1,216,412.20x = 684,070,753,361.82
  5. Step 5: Solve for x
    x = 684,070,753,361.82/1,216,412.20
  6. Step 6: Final answer
    x = 562,367.55

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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.