Home / 1,998,190.48-2,996,496.78-799,889.44

Finding the Fourth Proportional to 1,998,190.48, 2,996,496.78 and 799,889.44

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Solution

The fourth proportional to 1,998,190.48, 2,996,496.78 and 799,889.44 is: 1,199,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,190.48 : 2,996,496.78 = 799,889.44 : x
  2. Step 2: Convert to fraction form
    1,998,190.48/2,996,496.78 = 799,889.44/x
  3. Step 3: Cross multiply
    1,998,190.48x = 2,996,496.78 × 799,889.44
  4. Step 4: Simplify right side
    1,998,190.48x = 2,396,866,131,316.00
  5. Step 5: Solve for x
    x = 2,396,866,131,316.00/1,998,190.48
  6. Step 6: Final answer
    x = 1,199,518.34

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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.