Home / 1,171,427.13-1,755,604.94-666,220.41

Finding the Fourth Proportional to 1,171,427.13, 1,755,604.94 and 666,220.41

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Solution

The fourth proportional to 1,171,427.13, 1,755,604.94 and 666,220.41 is: 998,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,427.13 : 1,755,604.94 = 666,220.41 : x
  2. Step 2: Convert to fraction form
    1,171,427.13/1,755,604.94 = 666,220.41/x
  3. Step 3: Cross multiply
    1,171,427.13x = 1,755,604.94 × 666,220.41
  4. Step 4: Simplify right side
    1,171,427.13x = 1,169,619,839,593.72
  5. Step 5: Solve for x
    x = 1,169,619,839,593.72/1,171,427.13
  6. Step 6: Final answer
    x = 998,457.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.