Home / 959,261.52-1,322,551.08-786,543.60

Finding the Fourth Proportional to 959,261.52, 1,322,551.08 and 786,543.60

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Solution

The fourth proportional to 959,261.52, 1,322,551.08 and 786,543.60 is: 1,084,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,261.52 : 1,322,551.08 = 786,543.60 : x
  2. Step 2: Convert to fraction form
    959,261.52/1,322,551.08 = 786,543.60/x
  3. Step 3: Cross multiply
    959,261.52x = 1,322,551.08 × 786,543.60
  4. Step 4: Simplify right side
    959,261.52x = 1,040,244,087,647.09
  5. Step 5: Solve for x
    x = 1,040,244,087,647.09/959,261.52
  6. Step 6: Final answer
    x = 1,084,421.78

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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.