Home / 3,925,132.21-5,415,888.38-2,293,224.40

Finding the Fourth Proportional to 3,925,132.21, 5,415,888.38 and 2,293,224.40

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Solution

The fourth proportional to 3,925,132.21, 5,415,888.38 and 2,293,224.40 is: 3,164,185.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,132.21 : 5,415,888.38 = 2,293,224.40 : x
  2. Step 2: Convert to fraction form
    3,925,132.21/5,415,888.38 = 2,293,224.40/x
  3. Step 3: Cross multiply
    3,925,132.21x = 5,415,888.38 × 2,293,224.40
  4. Step 4: Simplify right side
    3,925,132.21x = 12,419,847,380,692.47
  5. Step 5: Solve for x
    x = 12,419,847,380,692.47/3,925,132.21
  6. Step 6: Final answer
    x = 3,164,185.74

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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.