Home / 2,060,917.81-3,091,384.62-861,999.10

Finding the Fourth Proportional to 2,060,917.81, 3,091,384.62 and 861,999.10

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Solution

The fourth proportional to 2,060,917.81, 3,091,384.62 and 861,999.10 is: 1,293,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060,917.81 : 3,091,384.62 = 861,999.10 : x
  2. Step 2: Convert to fraction form
    2,060,917.81/3,091,384.62 = 861,999.10/x
  3. Step 3: Cross multiply
    2,060,917.81x = 3,091,384.62 × 861,999.10
  4. Step 4: Simplify right side
    2,060,917.81x = 2,664,770,760,193.84
  5. Step 5: Solve for x
    x = 2,664,770,760,193.84/2,060,917.81
  6. Step 6: Final answer
    x = 1,293,001.96

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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.