Home / 2,968,218.80-4,454,401.80-1,286,529.20

Finding the Fourth Proportional to 2,968,218.80, 4,454,401.80 and 1,286,529.20

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Solution

The fourth proportional to 2,968,218.80, 4,454,401.80 and 1,286,529.20 is: 1,930,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968,218.80 : 4,454,401.80 = 1,286,529.20 : x
  2. Step 2: Convert to fraction form
    2,968,218.80/4,454,401.80 = 1,286,529.20/x
  3. Step 3: Cross multiply
    2,968,218.80x = 4,454,401.80 × 1,286,529.20
  4. Step 4: Simplify right side
    2,968,218.80x = 5,730,717,984,232.56
  5. Step 5: Solve for x
    x = 5,730,717,984,232.56/2,968,218.80
  6. Step 6: Final answer
    x = 1,930,692.57

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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.