Home / 2,846,964.60-3,928,777.74-1,557,790.20

Finding the Fourth Proportional to 2,846,964.60, 3,928,777.74 and 1,557,790.20

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Solution

The fourth proportional to 2,846,964.60, 3,928,777.74 and 1,557,790.20 is: 2,149,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846,964.60 : 3,928,777.74 = 1,557,790.20 : x
  2. Step 2: Convert to fraction form
    2,846,964.60/3,928,777.74 = 1,557,790.20/x
  3. Step 3: Cross multiply
    2,846,964.60x = 3,928,777.74 × 1,557,790.20
  4. Step 4: Simplify right side
    2,846,964.60x = 6,120,211,461,350.15
  5. Step 5: Solve for x
    x = 6,120,211,461,350.15/2,846,964.60
  6. Step 6: Final answer
    x = 2,149,732.20

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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.