Home / 1,010,142.96-1,394,026.68-551,287.05

Finding the Fourth Proportional to 1,010,142.96, 1,394,026.68 and 551,287.05

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Solution

The fourth proportional to 1,010,142.96, 1,394,026.68 and 551,287.05 is: 760,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,142.96 : 1,394,026.68 = 551,287.05 : x
  2. Step 2: Convert to fraction form
    1,010,142.96/1,394,026.68 = 551,287.05/x
  3. Step 3: Cross multiply
    1,010,142.96x = 1,394,026.68 × 551,287.05
  4. Step 4: Simplify right side
    1,010,142.96x = 768,508,846,311.93
  5. Step 5: Solve for x
    x = 768,508,846,311.93/1,010,142.96
  6. Step 6: Final answer
    x = 760,792.17

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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.