Home / 1,940,951.56-2,678,476.98-1,081,493.32

Finding the Fourth Proportional to 1,940,951.56, 2,678,476.98 and 1,081,493.32

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Solution

The fourth proportional to 1,940,951.56, 2,678,476.98 and 1,081,493.32 is: 1,492,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,951.56 : 2,678,476.98 = 1,081,493.32 : x
  2. Step 2: Convert to fraction form
    1,940,951.56/2,678,476.98 = 1,081,493.32/x
  3. Step 3: Cross multiply
    1,940,951.56x = 2,678,476.98 × 1,081,493.32
  4. Step 4: Simplify right side
    1,940,951.56x = 2,896,754,961,643.77
  5. Step 5: Solve for x
    x = 2,896,754,961,643.77/1,940,951.56
  6. Step 6: Final answer
    x = 1,492,440.63

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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.