Home / 1,090,635.56-1,504,687.56-631,499.56

Finding the Fourth Proportional to 1,090,635.56, 1,504,687.56 and 631,499.56

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Solution

The fourth proportional to 1,090,635.56, 1,504,687.56 and 631,499.56 is: 871,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,635.56 : 1,504,687.56 = 631,499.56 : x
  2. Step 2: Convert to fraction form
    1,090,635.56/1,504,687.56 = 631,499.56/x
  3. Step 3: Cross multiply
    1,090,635.56x = 1,504,687.56 × 631,499.56
  4. Step 4: Simplify right side
    1,090,635.56x = 950,209,532,077.47
  5. Step 5: Solve for x
    x = 950,209,532,077.47/1,090,635.56
  6. Step 6: Final answer
    x = 871,243.86

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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.