Home / 989,504.46-1,364,673.24-760,615.77

Finding the Fourth Proportional to 989,504.46, 1,364,673.24 and 760,615.77

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Solution

The fourth proportional to 989,504.46, 1,364,673.24 and 760,615.77 is: 1,049,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,504.46 : 1,364,673.24 = 760,615.77 : x
  2. Step 2: Convert to fraction form
    989,504.46/1,364,673.24 = 760,615.77/x
  3. Step 3: Cross multiply
    989,504.46x = 1,364,673.24 × 760,615.77
  4. Step 4: Simplify right side
    989,504.46x = 1,037,991,987,240.99
  5. Step 5: Solve for x
    x = 1,037,991,987,240.99/989,504.46
  6. Step 6: Final answer
    x = 1,049,001.83

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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.