Home / 3,151,011.23-4,723,712.72-1,231,485.92

Finding the Fourth Proportional to 3,151,011.23, 4,723,712.72 and 1,231,485.92

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Solution

The fourth proportional to 3,151,011.23, 4,723,712.72 and 1,231,485.92 is: 1,846,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,011.23 : 4,723,712.72 = 1,231,485.92 : x
  2. Step 2: Convert to fraction form
    3,151,011.23/4,723,712.72 = 1,231,485.92/x
  3. Step 3: Cross multiply
    3,151,011.23x = 4,723,712.72 × 1,231,485.92
  4. Step 4: Simplify right side
    3,151,011.23x = 5,817,185,704,804.90
  5. Step 5: Solve for x
    x = 5,817,185,704,804.90/3,151,011.23
  6. Step 6: Final answer
    x = 1,846,132.97

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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.