Home / 1,941,111.87-2,678,745.06-1,125,799.02

Finding the Fourth Proportional to 1,941,111.87, 2,678,745.06 and 1,125,799.02

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Solution

The fourth proportional to 1,941,111.87, 2,678,745.06 and 1,125,799.02 is: 1,553,608.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,111.87 : 2,678,745.06 = 1,125,799.02 : x
  2. Step 2: Convert to fraction form
    1,941,111.87/2,678,745.06 = 1,125,799.02/x
  3. Step 3: Cross multiply
    1,941,111.87x = 2,678,745.06 × 1,125,799.02
  4. Step 4: Simplify right side
    1,941,111.87x = 3,015,728,563,377.84
  5. Step 5: Solve for x
    x = 3,015,728,563,377.84/1,941,111.87
  6. Step 6: Final answer
    x = 1,553,608.84

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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.