Home / 2,233,781.52-3,082,603.80-1,215,190.32

Finding the Fourth Proportional to 2,233,781.52, 3,082,603.80 and 1,215,190.32

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Solution

The fourth proportional to 2,233,781.52, 3,082,603.80 and 1,215,190.32 is: 1,676,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233,781.52 : 3,082,603.80 = 1,215,190.32 : x
  2. Step 2: Convert to fraction form
    2,233,781.52/3,082,603.80 = 1,215,190.32/x
  3. Step 3: Cross multiply
    2,233,781.52x = 3,082,603.80 × 1,215,190.32
  4. Step 4: Simplify right side
    2,233,781.52x = 3,745,950,298,155.22
  5. Step 5: Solve for x
    x = 3,745,950,298,155.22/2,233,781.52
  6. Step 6: Final answer
    x = 1,676,954.65

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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.