Home / 1,940,117.77-2,910,627.39-660,736.29

Finding the Fourth Proportional to 1,940,117.77, 2,910,627.39 and 660,736.29

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Solution

The fourth proportional to 1,940,117.77, 2,910,627.39 and 660,736.29 is: 991,257.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,117.77 : 2,910,627.39 = 660,736.29 : x
  2. Step 2: Convert to fraction form
    1,940,117.77/2,910,627.39 = 660,736.29/x
  3. Step 3: Cross multiply
    1,940,117.77x = 2,910,627.39 × 660,736.29
  4. Step 4: Simplify right side
    1,940,117.77x = 1,923,157,130,339.69
  5. Step 5: Solve for x
    x = 1,923,157,130,339.69/1,940,117.77
  6. Step 6: Final answer
    x = 991,257.93

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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.