Home / 3,510,255.60-5,265,383.40-1,380,409.20

Finding the Fourth Proportional to 3,510,255.60, 5,265,383.40 and 1,380,409.20

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Solution

The fourth proportional to 3,510,255.60, 5,265,383.40 and 1,380,409.20 is: 2,070,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,255.60 : 5,265,383.40 = 1,380,409.20 : x
  2. Step 2: Convert to fraction form
    3,510,255.60/5,265,383.40 = 1,380,409.20/x
  3. Step 3: Cross multiply
    3,510,255.60x = 5,265,383.40 × 1,380,409.20
  4. Step 4: Simplify right side
    3,510,255.60x = 7,268,383,686,887.28
  5. Step 5: Solve for x
    x = 7,268,383,686,887.28/3,510,255.60
  6. Step 6: Final answer
    x = 2,070,613.80

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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.