Home / 1,266,321.98-1,747,511.06-685,532.10

Finding the Fourth Proportional to 1,266,321.98, 1,747,511.06 and 685,532.10

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Solution

The fourth proportional to 1,266,321.98, 1,747,511.06 and 685,532.10 is: 946,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,321.98 : 1,747,511.06 = 685,532.10 : x
  2. Step 2: Convert to fraction form
    1,266,321.98/1,747,511.06 = 685,532.10/x
  3. Step 3: Cross multiply
    1,266,321.98x = 1,747,511.06 × 685,532.10
  4. Step 4: Simplify right side
    1,266,321.98x = 1,197,974,926,735.03
  5. Step 5: Solve for x
    x = 1,197,974,926,735.03/1,266,321.98
  6. Step 6: Final answer
    x = 946,027.11

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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.