Home / 2,364,831-3,263,479.92-1,291,743

Finding the Fourth Proportional to 2,364,831, 3,263,479.92 and 1,291,743

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Solution

The fourth proportional to 2,364,831, 3,263,479.92 and 1,291,743 is: 1,782,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364,831 : 3,263,479.92 = 1,291,743 : x
  2. Step 2: Convert to fraction form
    2,364,831/3,263,479.92 = 1,291,743/x
  3. Step 3: Cross multiply
    2,364,831x = 3,263,479.92 × 1,291,743
  4. Step 4: Simplify right side
    2,364,831x = 4,215,577,342,300.56
  5. Step 5: Solve for x
    x = 4,215,577,342,300.56/2,364,831
  6. Step 6: Final answer
    x = 1,782,612.52

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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.