Home / 1,266,277.56-1,747,395.94-693,207.48

Finding the Fourth Proportional to 1,266,277.56, 1,747,395.94 and 693,207.48

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Solution

The fourth proportional to 1,266,277.56, 1,747,395.94 and 693,207.48 is: 956,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,277.56 : 1,747,395.94 = 693,207.48 : x
  2. Step 2: Convert to fraction form
    1,266,277.56/1,747,395.94 = 693,207.48/x
  3. Step 3: Cross multiply
    1,266,277.56x = 1,747,395.94 × 693,207.48
  4. Step 4: Simplify right side
    1,266,277.56x = 1,211,307,936,129.63
  5. Step 5: Solve for x
    x = 1,211,307,936,129.63/1,266,277.56
  6. Step 6: Final answer
    x = 956,589.59

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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.