Home / 1,603,270.36-2,212,548.90-914,928.51

Finding the Fourth Proportional to 1,603,270.36, 2,212,548.90 and 914,928.51

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Solution

The fourth proportional to 1,603,270.36, 2,212,548.90 and 914,928.51 is: 1,262,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,270.36 : 2,212,548.90 = 914,928.51 : x
  2. Step 2: Convert to fraction form
    1,603,270.36/2,212,548.90 = 914,928.51/x
  3. Step 3: Cross multiply
    1,603,270.36x = 2,212,548.90 × 914,928.51
  4. Step 4: Simplify right side
    1,603,270.36x = 2,024,324,068,379.14
  5. Step 5: Solve for x
    x = 2,024,324,068,379.14/1,603,270.36
  6. Step 6: Final answer
    x = 1,262,621.78

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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.