Home / 1,645,401.22-2,270,584.39-957,074.41

Finding the Fourth Proportional to 1,645,401.22, 2,270,584.39 and 957,074.41

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Solution

The fourth proportional to 1,645,401.22, 2,270,584.39 and 957,074.41 is: 1,320,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,401.22 : 2,270,584.39 = 957,074.41 : x
  2. Step 2: Convert to fraction form
    1,645,401.22/2,270,584.39 = 957,074.41/x
  3. Step 3: Cross multiply
    1,645,401.22x = 2,270,584.39 × 957,074.41
  4. Step 4: Simplify right side
    1,645,401.22x = 2,173,118,215,414.46
  5. Step 5: Solve for x
    x = 2,173,118,215,414.46/1,645,401.22
  6. Step 6: Final answer
    x = 1,320,722.38

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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.