Home / 3,490,170.60-5,235,216.68-1,361,749.36

Finding the Fourth Proportional to 3,490,170.60, 5,235,216.68 and 1,361,749.36

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Solution

The fourth proportional to 3,490,170.60, 5,235,216.68 and 1,361,749.36 is: 2,042,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,170.60 : 5,235,216.68 = 1,361,749.36 : x
  2. Step 2: Convert to fraction form
    3,490,170.60/5,235,216.68 = 1,361,749.36/x
  3. Step 3: Cross multiply
    3,490,170.60x = 5,235,216.68 × 1,361,749.36
  4. Step 4: Simplify right side
    3,490,170.60x = 7,129,052,963,451.33
  5. Step 5: Solve for x
    x = 7,129,052,963,451.33/3,490,170.60
  6. Step 6: Final answer
    x = 2,042,608.74

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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.