Home / 1,940,231.36-2,677,602.12-1,080,792.20

Finding the Fourth Proportional to 1,940,231.36, 2,677,602.12 and 1,080,792.20

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Solution

The fourth proportional to 1,940,231.36, 2,677,602.12 and 1,080,792.20 is: 1,491,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,231.36 : 2,677,602.12 = 1,080,792.20 : x
  2. Step 2: Convert to fraction form
    1,940,231.36/2,677,602.12 = 1,080,792.20/x
  3. Step 3: Cross multiply
    1,940,231.36x = 2,677,602.12 × 1,080,792.20
  4. Step 4: Simplify right side
    1,940,231.36x = 2,893,931,485,999.46
  5. Step 5: Solve for x
    x = 2,893,931,485,999.46/1,940,231.36
  6. Step 6: Final answer
    x = 1,491,539.38

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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.