Home / 1,268,929.64-1,902,791.82-736,613.96

Finding the Fourth Proportional to 1,268,929.64, 1,902,791.82 and 736,613.96

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Solution

The fourth proportional to 1,268,929.64, 1,902,791.82 and 736,613.96 is: 1,104,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,929.64 : 1,902,791.82 = 736,613.96 : x
  2. Step 2: Convert to fraction form
    1,268,929.64/1,902,791.82 = 736,613.96/x
  3. Step 3: Cross multiply
    1,268,929.64x = 1,902,791.82 × 736,613.96
  4. Step 4: Simplify right side
    1,268,929.64x = 1,401,623,017,585.81
  5. Step 5: Solve for x
    x = 1,401,623,017,585.81/1,268,929.64
  6. Step 6: Final answer
    x = 1,104,571.11

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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.