Home / 2,825,757.72-3,899,427.18-1,602,145.56

Finding the Fourth Proportional to 2,825,757.72, 3,899,427.18 and 1,602,145.56

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Solution

The fourth proportional to 2,825,757.72, 3,899,427.18 and 1,602,145.56 is: 2,210,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,757.72 : 3,899,427.18 = 1,602,145.56 : x
  2. Step 2: Convert to fraction form
    2,825,757.72/3,899,427.18 = 1,602,145.56/x
  3. Step 3: Cross multiply
    2,825,757.72x = 3,899,427.18 × 1,602,145.56
  4. Step 4: Simplify right side
    2,825,757.72x = 6,247,449,942,980.32
  5. Step 5: Solve for x
    x = 6,247,449,942,980.32/2,825,757.72
  6. Step 6: Final answer
    x = 2,210,893.70

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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.