Home / 2,189,179.80-3,283,769.70-1,009,531.80

Finding the Fourth Proportional to 2,189,179.80, 3,283,769.70 and 1,009,531.80

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Solution

The fourth proportional to 2,189,179.80, 3,283,769.70 and 1,009,531.80 is: 1,514,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,179.80 : 3,283,769.70 = 1,009,531.80 : x
  2. Step 2: Convert to fraction form
    2,189,179.80/3,283,769.70 = 1,009,531.80/x
  3. Step 3: Cross multiply
    2,189,179.80x = 3,283,769.70 × 1,009,531.80
  4. Step 4: Simplify right side
    2,189,179.80x = 3,315,069,936,026.46
  5. Step 5: Solve for x
    x = 3,315,069,936,026.46/2,189,179.80
  6. Step 6: Final answer
    x = 1,514,297.70

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Similar ratio
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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.