Home / 1,444,053.80-1,992,158.34-871,118.12

Finding the Fourth Proportional to 1,444,053.80, 1,992,158.34 and 871,118.12

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Solution

The fourth proportional to 1,444,053.80, 1,992,158.34 and 871,118.12 is: 1,201,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,053.80 : 1,992,158.34 = 871,118.12 : x
  2. Step 2: Convert to fraction form
    1,444,053.80/1,992,158.34 = 871,118.12/x
  3. Step 3: Cross multiply
    1,444,053.80x = 1,992,158.34 × 871,118.12
  4. Step 4: Simplify right side
    1,444,053.80x = 1,735,405,227,883.12
  5. Step 5: Solve for x
    x = 1,735,405,227,883.12/1,444,053.80
  6. Step 6: Final answer
    x = 1,201,759.40

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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.