Home / 3,230,815.68-4,458,556.08-1,780,563.33

Finding the Fourth Proportional to 3,230,815.68, 4,458,556.08 and 1,780,563.33

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Solution

The fourth proportional to 3,230,815.68, 4,458,556.08 and 1,780,563.33 is: 2,457,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,815.68 : 4,458,556.08 = 1,780,563.33 : x
  2. Step 2: Convert to fraction form
    3,230,815.68/4,458,556.08 = 1,780,563.33/x
  3. Step 3: Cross multiply
    3,230,815.68x = 4,458,556.08 × 1,780,563.33
  4. Step 4: Simplify right side
    3,230,815.68x = 7,938,741,460,796.55
  5. Step 5: Solve for x
    x = 7,938,741,460,796.55/3,230,815.68
  6. Step 6: Final answer
    x = 2,457,194.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.