Home / 1,660,753.32-2,291,846.60-935,609.72

Finding the Fourth Proportional to 1,660,753.32, 2,291,846.60 and 935,609.72

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Solution

The fourth proportional to 1,660,753.32, 2,291,846.60 and 935,609.72 is: 1,291,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,753.32 : 2,291,846.60 = 935,609.72 : x
  2. Step 2: Convert to fraction form
    1,660,753.32/2,291,846.60 = 935,609.72/x
  3. Step 3: Cross multiply
    1,660,753.32x = 2,291,846.60 × 935,609.72
  4. Step 4: Simplify right side
    1,660,753.32x = 2,144,273,955,708.95
  5. Step 5: Solve for x
    x = 2,144,273,955,708.95/1,660,753.32
  6. Step 6: Final answer
    x = 1,291,145.37

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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.