Home / 2,223,029.16-3,067,740.21-1,256,138.64

Finding the Fourth Proportional to 2,223,029.16, 3,067,740.21 and 1,256,138.64

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Solution

The fourth proportional to 2,223,029.16, 3,067,740.21 and 1,256,138.64 is: 1,733,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,029.16 : 3,067,740.21 = 1,256,138.64 : x
  2. Step 2: Convert to fraction form
    2,223,029.16/3,067,740.21 = 1,256,138.64/x
  3. Step 3: Cross multiply
    2,223,029.16x = 3,067,740.21 × 1,256,138.64
  4. Step 4: Simplify right side
    2,223,029.16x = 3,853,507,015,262.71
  5. Step 5: Solve for x
    x = 3,853,507,015,262.71/2,223,029.16
  6. Step 6: Final answer
    x = 1,733,448.70

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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.