Home / 1,266,519.36-1,747,744.22-693,549.66

Finding the Fourth Proportional to 1,266,519.36, 1,747,744.22 and 693,549.66

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Solution

The fourth proportional to 1,266,519.36, 1,747,744.22 and 693,549.66 is: 957,069.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,519.36 : 1,747,744.22 = 693,549.66 : x
  2. Step 2: Convert to fraction form
    1,266,519.36/1,747,744.22 = 693,549.66/x
  3. Step 3: Cross multiply
    1,266,519.36x = 1,747,744.22 × 693,549.66
  4. Step 4: Simplify right side
    1,266,519.36x = 1,212,147,409,547.97
  5. Step 5: Solve for x
    x = 1,212,147,409,547.97/1,266,519.36
  6. Step 6: Final answer
    x = 957,069.78

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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.