Home / 3,005,577.60-4,147,675.20-1,647,427.20

Finding the Fourth Proportional to 3,005,577.60, 4,147,675.20 and 1,647,427.20

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Solution

The fourth proportional to 3,005,577.60, 4,147,675.20 and 1,647,427.20 is: 2,273,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,577.60 : 4,147,675.20 = 1,647,427.20 : x
  2. Step 2: Convert to fraction form
    3,005,577.60/4,147,675.20 = 1,647,427.20/x
  3. Step 3: Cross multiply
    3,005,577.60x = 4,147,675.20 × 1,647,427.20
  4. Step 4: Simplify right side
    3,005,577.60x = 6,832,992,941,245.44
  5. Step 5: Solve for x
    x = 6,832,992,941,245.44/3,005,577.60
  6. Step 6: Final answer
    x = 2,273,437.54

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1.5x scale

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.