Home / 1,103,170.72-1,522,366.41-619,725.48

Finding the Fourth Proportional to 1,103,170.72, 1,522,366.41 and 619,725.48

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Solution

The fourth proportional to 1,103,170.72, 1,522,366.41 and 619,725.48 is: 855,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,170.72 : 1,522,366.41 = 619,725.48 : x
  2. Step 2: Convert to fraction form
    1,103,170.72/1,522,366.41 = 619,725.48/x
  3. Step 3: Cross multiply
    1,103,170.72x = 1,522,366.41 × 619,725.48
  4. Step 4: Simplify right side
    1,103,170.72x = 943,449,256,737.10
  5. Step 5: Solve for x
    x = 943,449,256,737.10/1,103,170.72
  6. Step 6: Final answer
    x = 855,216.01

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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.