Home / 1,266,557.33-1,747,835.98-685,770.46

Finding the Fourth Proportional to 1,266,557.33, 1,747,835.98 and 685,770.46

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Solution

The fourth proportional to 1,266,557.33, 1,747,835.98 and 685,770.46 is: 946,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,557.33 : 1,747,835.98 = 685,770.46 : x
  2. Step 2: Convert to fraction form
    1,266,557.33/1,747,835.98 = 685,770.46/x
  3. Step 3: Cross multiply
    1,266,557.33x = 1,747,835.98 × 685,770.46
  4. Step 4: Simplify right side
    1,266,557.33x = 1,198,614,277,925.13
  5. Step 5: Solve for x
    x = 1,198,614,277,925.13/1,266,557.33
  6. Step 6: Final answer
    x = 946,356.12

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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.