Home / 2,557,020.64-3,835,947.12-959,709.28

Finding the Fourth Proportional to 2,557,020.64, 3,835,947.12 and 959,709.28

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Solution

The fourth proportional to 2,557,020.64, 3,835,947.12 and 959,709.28 is: 1,439,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,020.64 : 3,835,947.12 = 959,709.28 : x
  2. Step 2: Convert to fraction form
    2,557,020.64/3,835,947.12 = 959,709.28/x
  3. Step 3: Cross multiply
    2,557,020.64x = 3,835,947.12 × 959,709.28
  4. Step 4: Simplify right side
    2,557,020.64x = 3,681,394,048,653.27
  5. Step 5: Solve for x
    x = 3,681,394,048,653.27/2,557,020.64
  6. Step 6: Final answer
    x = 1,439,720.11

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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.