Home / 2,100,301.22-3,150,670.78-803,451.08

Finding the Fourth Proportional to 2,100,301.22, 3,150,670.78 and 803,451.08

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Solution

The fourth proportional to 2,100,301.22, 3,150,670.78 and 803,451.08 is: 1,205,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,301.22 : 3,150,670.78 = 803,451.08 : x
  2. Step 2: Convert to fraction form
    2,100,301.22/3,150,670.78 = 803,451.08/x
  3. Step 3: Cross multiply
    2,100,301.22x = 3,150,670.78 × 803,451.08
  4. Step 4: Simplify right side
    2,100,301.22x = 2,531,409,821,144.83
  5. Step 5: Solve for x
    x = 2,531,409,821,144.83/2,100,301.22
  6. Step 6: Final answer
    x = 1,205,260.37

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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.