Home / 3,409,025.60-5,113,538.40-2,148,276.80

Finding the Fourth Proportional to 3,409,025.60, 5,113,538.40 and 2,148,276.80

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Solution

The fourth proportional to 3,409,025.60, 5,113,538.40 and 2,148,276.80 is: 3,222,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,025.60 : 5,113,538.40 = 2,148,276.80 : x
  2. Step 2: Convert to fraction form
    3,409,025.60/5,113,538.40 = 2,148,276.80/x
  3. Step 3: Cross multiply
    3,409,025.60x = 5,113,538.40 × 2,148,276.80
  4. Step 4: Simplify right side
    3,409,025.60x = 10,985,295,910,629.12
  5. Step 5: Solve for x
    x = 10,985,295,910,629.12/3,409,025.60
  6. Step 6: Final answer
    x = 3,222,415.20

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1.5x scale

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.