Home / 2,579,606.25-3,868,977.42-782,059.92

Finding the Fourth Proportional to 2,579,606.25, 3,868,977.42 and 782,059.92

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Solution

The fourth proportional to 2,579,606.25, 3,868,977.42 and 782,059.92 is: 1,172,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,606.25 : 3,868,977.42 = 782,059.92 : x
  2. Step 2: Convert to fraction form
    2,579,606.25/3,868,977.42 = 782,059.92/x
  3. Step 3: Cross multiply
    2,579,606.25x = 3,868,977.42 × 782,059.92
  4. Step 4: Simplify right side
    2,579,606.25x = 3,025,772,171,567.01
  5. Step 5: Solve for x
    x = 3,025,772,171,567.01/2,579,606.25
  6. Step 6: Final answer
    x = 1,172,958.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.