Home / 1,266,564.06-1,747,860.93-685,793.25

Finding the Fourth Proportional to 1,266,564.06, 1,747,860.93 and 685,793.25

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Solution

The fourth proportional to 1,266,564.06, 1,747,860.93 and 685,793.25 is: 946,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,564.06 : 1,747,860.93 = 685,793.25 : x
  2. Step 2: Convert to fraction form
    1,266,564.06/1,747,860.93 = 685,793.25/x
  3. Step 3: Cross multiply
    1,266,564.06x = 1,747,860.93 × 685,793.25
  4. Step 4: Simplify right side
    1,266,564.06x = 1,198,671,227,732.72
  5. Step 5: Solve for x
    x = 1,198,671,227,732.72/1,266,564.06
  6. Step 6: Final answer
    x = 946,396.05

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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.