Home / 2,027,846.61-3,040,678.85-812,813.40

Finding the Fourth Proportional to 2,027,846.61, 3,040,678.85 and 812,813.40

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Solution

The fourth proportional to 2,027,846.61, 3,040,678.85 and 812,813.40 is: 1,218,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,846.61 : 3,040,678.85 = 812,813.40 : x
  2. Step 2: Convert to fraction form
    2,027,846.61/3,040,678.85 = 812,813.40/x
  3. Step 3: Cross multiply
    2,027,846.61x = 3,040,678.85 × 812,813.40
  4. Step 4: Simplify right side
    2,027,846.61x = 2,471,504,510,312.52
  5. Step 5: Solve for x
    x = 2,471,504,510,312.52/2,027,846.61
  6. Step 6: Final answer
    x = 1,218,782.77

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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.