Home / 1,491,687.44-2,058,677.36-910,878.56

Finding the Fourth Proportional to 1,491,687.44, 2,058,677.36 and 910,878.56

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Solution

The fourth proportional to 1,491,687.44, 2,058,677.36 and 910,878.56 is: 1,257,103.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,687.44 : 2,058,677.36 = 910,878.56 : x
  2. Step 2: Convert to fraction form
    1,491,687.44/2,058,677.36 = 910,878.56/x
  3. Step 3: Cross multiply
    1,491,687.44x = 2,058,677.36 × 910,878.56
  4. Step 4: Simplify right side
    1,491,687.44x = 1,875,205,069,181.40
  5. Step 5: Solve for x
    x = 1,875,205,069,181.40/1,491,687.44
  6. Step 6: Final answer
    x = 1,257,103.21

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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.