Home / 1,949,134.59-2,921,738.58-812,525.58

Finding the Fourth Proportional to 1,949,134.59, 2,921,738.58 and 812,525.58

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Solution

The fourth proportional to 1,949,134.59, 2,921,738.58 and 812,525.58 is: 1,217,969.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,134.59 : 2,921,738.58 = 812,525.58 : x
  2. Step 2: Convert to fraction form
    1,949,134.59/2,921,738.58 = 812,525.58/x
  3. Step 3: Cross multiply
    1,949,134.59x = 2,921,738.58 × 812,525.58
  4. Step 4: Simplify right side
    1,949,134.59x = 2,373,987,334,322.88
  5. Step 5: Solve for x
    x = 2,373,987,334,322.88/1,949,134.59
  6. Step 6: Final answer
    x = 1,217,969.94

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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.