Home / 1,131,091.76-1,560,895.62-841,996.14

Finding the Fourth Proportional to 1,131,091.76, 1,560,895.62 and 841,996.14

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Solution

The fourth proportional to 1,131,091.76, 1,560,895.62 and 841,996.14 is: 1,161,946.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,091.76 : 1,560,895.62 = 841,996.14 : x
  2. Step 2: Convert to fraction form
    1,131,091.76/1,560,895.62 = 841,996.14/x
  3. Step 3: Cross multiply
    1,131,091.76x = 1,560,895.62 × 841,996.14
  4. Step 4: Simplify right side
    1,131,091.76x = 1,314,268,086,982.91
  5. Step 5: Solve for x
    x = 1,314,268,086,982.91/1,131,091.76
  6. Step 6: Final answer
    x = 1,161,946.48

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Double scale
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1.5x scale

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.