Home / 3,922,959.20-5,873,475.24-2,119,380.80

Finding the Fourth Proportional to 3,922,959.20, 5,873,475.24 and 2,119,380.80

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Solution

The fourth proportional to 3,922,959.20, 5,873,475.24 and 2,119,380.80 is: 3,173,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,959.20 : 5,873,475.24 = 2,119,380.80 : x
  2. Step 2: Convert to fraction form
    3,922,959.20/5,873,475.24 = 2,119,380.80/x
  3. Step 3: Cross multiply
    3,922,959.20x = 5,873,475.24 × 2,119,380.80
  4. Step 4: Simplify right side
    3,922,959.20x = 12,448,130,652,931.39
  5. Step 5: Solve for x
    x = 12,448,130,652,931.39/3,922,959.20
  6. Step 6: Final answer
    x = 3,173,148.13

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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.