Home / 1,606,942.83-2,217,577.97-871,896.87

Finding the Fourth Proportional to 1,606,942.83, 2,217,577.97 and 871,896.87

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Solution

The fourth proportional to 1,606,942.83, 2,217,577.97 and 871,896.87 is: 1,203,215.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,942.83 : 2,217,577.97 = 871,896.87 : x
  2. Step 2: Convert to fraction form
    1,606,942.83/2,217,577.97 = 871,896.87/x
  3. Step 3: Cross multiply
    1,606,942.83x = 2,217,577.97 × 871,896.87
  4. Step 4: Simplify right side
    1,606,942.83x = 1,933,499,295,402.58
  5. Step 5: Solve for x
    x = 1,933,499,295,402.58/1,606,942.83
  6. Step 6: Final answer
    x = 1,203,215.98

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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.