Home / 3,143,564.16-4,717,175.95-1,321,797.26

Finding the Fourth Proportional to 3,143,564.16, 4,717,175.95 and 1,321,797.26

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Solution

The fourth proportional to 3,143,564.16, 4,717,175.95 and 1,321,797.26 is: 1,983,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,564.16 : 4,717,175.95 = 1,321,797.26 : x
  2. Step 2: Convert to fraction form
    3,143,564.16/4,717,175.95 = 1,321,797.26/x
  3. Step 3: Cross multiply
    3,143,564.16x = 4,717,175.95 × 1,321,797.26
  4. Step 4: Simplify right side
    3,143,564.16x = 6,235,150,259,093.08
  5. Step 5: Solve for x
    x = 6,235,150,259,093.08/3,143,564.16
  6. Step 6: Final answer
    x = 1,983,465.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.