Home / 2,080,245.60-3,120,368.40-1,371,074.40

Finding the Fourth Proportional to 2,080,245.60, 3,120,368.40 and 1,371,074.40

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Solution

The fourth proportional to 2,080,245.60, 3,120,368.40 and 1,371,074.40 is: 2,056,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,245.60 : 3,120,368.40 = 1,371,074.40 : x
  2. Step 2: Convert to fraction form
    2,080,245.60/3,120,368.40 = 1,371,074.40/x
  3. Step 3: Cross multiply
    2,080,245.60x = 3,120,368.40 × 1,371,074.40
  4. Step 4: Simplify right side
    2,080,245.60x = 4,278,257,231,808.96
  5. Step 5: Solve for x
    x = 4,278,257,231,808.96/2,080,245.60
  6. Step 6: Final answer
    x = 2,056,611.60

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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.