Home / 2,315,238.17-3,194,987.22-1,282,725.23

Finding the Fourth Proportional to 2,315,238.17, 3,194,987.22 and 1,282,725.23

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Solution

The fourth proportional to 2,315,238.17, 3,194,987.22 and 1,282,725.23 is: 1,770,137.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,238.17 : 3,194,987.22 = 1,282,725.23 : x
  2. Step 2: Convert to fraction form
    2,315,238.17/3,194,987.22 = 1,282,725.23/x
  3. Step 3: Cross multiply
    2,315,238.17x = 3,194,987.22 × 1,282,725.23
  4. Step 4: Simplify right side
    2,315,238.17x = 4,098,290,700,646.63
  5. Step 5: Solve for x
    x = 4,098,290,700,646.63/2,315,238.17
  6. Step 6: Final answer
    x = 1,770,137.85

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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.