Home / 2,621,120.64-3,931,949.21-1,003,248.66

Finding the Fourth Proportional to 2,621,120.64, 3,931,949.21 and 1,003,248.66

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Solution

The fourth proportional to 2,621,120.64, 3,931,949.21 and 1,003,248.66 is: 1,504,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,120.64 : 3,931,949.21 = 1,003,248.66 : x
  2. Step 2: Convert to fraction form
    2,621,120.64/3,931,949.21 = 1,003,248.66/x
  3. Step 3: Cross multiply
    2,621,120.64x = 3,931,949.21 × 1,003,248.66
  4. Step 4: Simplify right side
    2,621,120.64x = 3,944,722,777,612.05
  5. Step 5: Solve for x
    x = 3,944,722,777,612.05/2,621,120.64
  6. Step 6: Final answer
    x = 1,504,975.67

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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.