Home / 1,660,495.88-2,291,484.31-935,343.61

Finding the Fourth Proportional to 1,660,495.88, 2,291,484.31 and 935,343.61

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Solution

The fourth proportional to 1,660,495.88, 2,291,484.31 and 935,343.61 is: 1,290,774.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,495.88 : 2,291,484.31 = 935,343.61 : x
  2. Step 2: Convert to fraction form
    1,660,495.88/2,291,484.31 = 935,343.61/x
  3. Step 3: Cross multiply
    1,660,495.88x = 2,291,484.31 × 935,343.61
  4. Step 4: Simplify right side
    1,660,495.88x = 2,143,325,198,706.69
  5. Step 5: Solve for x
    x = 2,143,325,198,706.69/1,660,495.88
  6. Step 6: Final answer
    x = 1,290,774.17

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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.