Home / 1,103,606.88-1,522,987.44-668,034.24

Finding the Fourth Proportional to 1,103,606.88, 1,522,987.44 and 668,034.24

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Solution

The fourth proportional to 1,103,606.88, 1,522,987.44 and 668,034.24 is: 921,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,606.88 : 1,522,987.44 = 668,034.24 : x
  2. Step 2: Convert to fraction form
    1,103,606.88/1,522,987.44 = 668,034.24/x
  3. Step 3: Cross multiply
    1,103,606.88x = 1,522,987.44 × 668,034.24
  4. Step 4: Simplify right side
    1,103,606.88x = 1,017,407,757,009.95
  5. Step 5: Solve for x
    x = 1,017,407,757,009.95/1,103,606.88
  6. Step 6: Final answer
    x = 921,893.27

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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.