Home / 2,810,208.90-4,215,307.11-2,171,441.46

Finding the Fourth Proportional to 2,810,208.90, 4,215,307.11 and 2,171,441.46

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Solution

The fourth proportional to 2,810,208.90, 4,215,307.11 and 2,171,441.46 is: 3,257,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,208.90 : 4,215,307.11 = 2,171,441.46 : x
  2. Step 2: Convert to fraction form
    2,810,208.90/4,215,307.11 = 2,171,441.46/x
  3. Step 3: Cross multiply
    2,810,208.90x = 4,215,307.11 × 2,171,441.46
  4. Step 4: Simplify right side
    2,810,208.90x = 9,153,292,625,286.78
  5. Step 5: Solve for x
    x = 9,153,292,625,286.78/2,810,208.90
  6. Step 6: Final answer
    x = 3,257,157.37

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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.