Home / 921,584.96-1,272,153.84-792,010.88

Finding the Fourth Proportional to 921,584.96, 1,272,153.84 and 792,010.88

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Solution

The fourth proportional to 921,584.96, 1,272,153.84 and 792,010.88 is: 1,093,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,584.96 : 1,272,153.84 = 792,010.88 : x
  2. Step 2: Convert to fraction form
    921,584.96/1,272,153.84 = 792,010.88/x
  3. Step 3: Cross multiply
    921,584.96x = 1,272,153.84 × 792,010.88
  4. Step 4: Simplify right side
    921,584.96x = 1,007,559,682,313.78
  5. Step 5: Solve for x
    x = 1,007,559,682,313.78/921,584.96
  6. Step 6: Final answer
    x = 1,093,290.07

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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.