Home / 2,810,212.90-4,215,313.10-2,171,445.46

Finding the Fourth Proportional to 2,810,212.90, 4,215,313.10 and 2,171,445.46

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Solution

The fourth proportional to 2,810,212.90, 4,215,313.10 and 2,171,445.46 is: 3,257,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,212.90 : 4,215,313.10 = 2,171,445.46 : x
  2. Step 2: Convert to fraction form
    2,810,212.90/4,215,313.10 = 2,171,445.46/x
  3. Step 3: Cross multiply
    2,810,212.90x = 4,215,313.10 × 2,171,445.46
  4. Step 4: Simplify right side
    2,810,212.90x = 9,153,322,493,473.53
  5. Step 5: Solve for x
    x = 9,153,322,493,473.53/2,810,212.90
  6. Step 6: Final answer
    x = 3,257,163.36

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1.5x scale

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.