Home / 1,181,080.98-1,771,648.81-422,974.44

Finding the Fourth Proportional to 1,181,080.98, 1,771,648.81 and 422,974.44

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Solution

The fourth proportional to 1,181,080.98, 1,771,648.81 and 422,974.44 is: 634,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,080.98 : 1,771,648.81 = 422,974.44 : x
  2. Step 2: Convert to fraction form
    1,181,080.98/1,771,648.81 = 422,974.44/x
  3. Step 3: Cross multiply
    1,181,080.98x = 1,771,648.81 × 422,974.44
  4. Step 4: Simplify right side
    1,181,080.98x = 749,362,162,228.98
  5. Step 5: Solve for x
    x = 749,362,162,228.98/1,181,080.98
  6. Step 6: Final answer
    x = 634,471.45

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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.