Home / 1,940,968.88-2,678,500.95-1,081,510.82

Finding the Fourth Proportional to 1,940,968.88, 2,678,500.95 and 1,081,510.82

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Solution

The fourth proportional to 1,940,968.88, 2,678,500.95 and 1,081,510.82 is: 1,492,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,968.88 : 2,678,500.95 = 1,081,510.82 : x
  2. Step 2: Convert to fraction form
    1,940,968.88/2,678,500.95 = 1,081,510.82/x
  3. Step 3: Cross multiply
    1,940,968.88x = 2,678,500.95 × 1,081,510.82
  4. Step 4: Simplify right side
    1,940,968.88x = 2,896,827,758,805.28
  5. Step 5: Solve for x
    x = 2,896,827,758,805.28/1,940,968.88
  6. Step 6: Final answer
    x = 1,492,464.81

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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.