Home / 1,926,388.33-2,657,408.01-1,191,107.56

Finding the Fourth Proportional to 1,926,388.33, 2,657,408.01 and 1,191,107.56

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Solution

The fourth proportional to 1,926,388.33, 2,657,408.01 and 1,191,107.56 is: 1,643,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,388.33 : 2,657,408.01 = 1,191,107.56 : x
  2. Step 2: Convert to fraction form
    1,926,388.33/2,657,408.01 = 1,191,107.56/x
  3. Step 3: Cross multiply
    1,926,388.33x = 2,657,408.01 × 1,191,107.56
  4. Step 4: Simplify right side
    1,926,388.33x = 3,165,258,777,537.76
  5. Step 5: Solve for x
    x = 3,165,258,777,537.76/1,926,388.33
  6. Step 6: Final answer
    x = 1,643,105.25

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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.