Home / 1,694,129.78-2,337,936.82-930,186.38

Finding the Fourth Proportional to 1,694,129.78, 2,337,936.82 and 930,186.38

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Solution

The fourth proportional to 1,694,129.78, 2,337,936.82 and 930,186.38 is: 1,283,677.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,129.78 : 2,337,936.82 = 930,186.38 : x
  2. Step 2: Convert to fraction form
    1,694,129.78/2,337,936.82 = 930,186.38/x
  3. Step 3: Cross multiply
    1,694,129.78x = 2,337,936.82 × 930,186.38
  4. Step 4: Simplify right side
    1,694,129.78x = 2,174,716,987,264.51
  5. Step 5: Solve for x
    x = 2,174,716,987,264.51/1,694,129.78
  6. Step 6: Final answer
    x = 1,283,677.92

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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.