Home / 1,660,751.32-2,291,843.84-935,607.72

Finding the Fourth Proportional to 1,660,751.32, 2,291,843.84 and 935,607.72

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Solution

The fourth proportional to 1,660,751.32, 2,291,843.84 and 935,607.72 is: 1,291,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,751.32 : 2,291,843.84 = 935,607.72 : x
  2. Step 2: Convert to fraction form
    1,660,751.32/2,291,843.84 = 935,607.72/x
  3. Step 3: Cross multiply
    1,660,751.32x = 2,291,843.84 × 935,607.72
  4. Step 4: Simplify right side
    1,660,751.32x = 2,144,266,789,738.44
  5. Step 5: Solve for x
    x = 2,144,266,789,738.44/1,660,751.32
  6. Step 6: Final answer
    x = 1,291,142.61

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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.