Home / 2,305,050.64-3,180,972-1,286,455.12

Finding the Fourth Proportional to 2,305,050.64, 3,180,972 and 1,286,455.12

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Solution

The fourth proportional to 2,305,050.64, 3,180,972 and 1,286,455.12 is: 1,775,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,050.64 : 3,180,972 = 1,286,455.12 : x
  2. Step 2: Convert to fraction form
    2,305,050.64/3,180,972 = 1,286,455.12/x
  3. Step 3: Cross multiply
    2,305,050.64x = 3,180,972 × 1,286,455.12
  4. Step 4: Simplify right side
    2,305,050.64x = 4,092,177,715,976.64
  5. Step 5: Solve for x
    x = 4,092,177,715,976.64/2,305,050.64
  6. Step 6: Final answer
    x = 1,775,309.25

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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.