Home / 1,603,053.68-2,212,171.22-914,713.03

Finding the Fourth Proportional to 1,603,053.68, 2,212,171.22 and 914,713.03

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Solution

The fourth proportional to 1,603,053.68, 2,212,171.22 and 914,713.03 is: 1,262,279.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,053.68 : 2,212,171.22 = 914,713.03 : x
  2. Step 2: Convert to fraction form
    1,603,053.68/2,212,171.22 = 914,713.03/x
  3. Step 3: Cross multiply
    1,603,053.68x = 2,212,171.22 × 914,713.03
  4. Step 4: Simplify right side
    1,603,053.68x = 2,023,501,843,395.53
  5. Step 5: Solve for x
    x = 2,023,501,843,395.53/1,603,053.68
  6. Step 6: Final answer
    x = 1,262,279.53

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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.