Home / 2,081,899.40-3,127,514.70-1,996,881.80

Finding the Fourth Proportional to 2,081,899.40, 3,127,514.70 and 1,996,881.80

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Solution

The fourth proportional to 2,081,899.40, 3,127,514.70 and 1,996,881.80 is: 2,999,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,899.40 : 3,127,514.70 = 1,996,881.80 : x
  2. Step 2: Convert to fraction form
    2,081,899.40/3,127,514.70 = 1,996,881.80/x
  3. Step 3: Cross multiply
    2,081,899.40x = 3,127,514.70 × 1,996,881.80
  4. Step 4: Simplify right side
    2,081,899.40x = 6,245,277,183,662.46
  5. Step 5: Solve for x
    x = 6,245,277,183,662.46/2,081,899.40
  6. Step 6: Final answer
    x = 2,999,797.77

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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.