Home / 3,091,320.72-4,635,843.77-1,069,045.56

Finding the Fourth Proportional to 3,091,320.72, 4,635,843.77 and 1,069,045.56

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Solution

The fourth proportional to 3,091,320.72, 4,635,843.77 and 1,069,045.56 is: 1,603,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,320.72 : 4,635,843.77 = 1,069,045.56 : x
  2. Step 2: Convert to fraction form
    3,091,320.72/4,635,843.77 = 1,069,045.56/x
  3. Step 3: Cross multiply
    3,091,320.72x = 4,635,843.77 × 1,069,045.56
  4. Step 4: Simplify right side
    3,091,320.72x = 4,955,928,201,844.78
  5. Step 5: Solve for x
    x = 4,955,928,201,844.78/3,091,320.72
  6. Step 6: Final answer
    x = 1,603,175.03

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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.