Home / 1,086,995.67-1,623,173.66-887,711.37

Finding the Fourth Proportional to 1,086,995.67, 1,623,173.66 and 887,711.37

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Solution

The fourth proportional to 1,086,995.67, 1,623,173.66 and 887,711.37 is: 1,325,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,995.67 : 1,623,173.66 = 887,711.37 : x
  2. Step 2: Convert to fraction form
    1,086,995.67/1,623,173.66 = 887,711.37/x
  3. Step 3: Cross multiply
    1,086,995.67x = 1,623,173.66 × 887,711.37
  4. Step 4: Simplify right side
    1,086,995.67x = 1,440,909,709,027.96
  5. Step 5: Solve for x
    x = 1,440,909,709,027.96/1,086,995.67
  6. Step 6: Final answer
    x = 1,325,589.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.