Home / 3,167,311.88-4,370,836.74-1,790,634.80

Finding the Fourth Proportional to 3,167,311.88, 4,370,836.74 and 1,790,634.80

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Solution

The fourth proportional to 3,167,311.88, 4,370,836.74 and 1,790,634.80 is: 2,471,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,311.88 : 4,370,836.74 = 1,790,634.80 : x
  2. Step 2: Convert to fraction form
    3,167,311.88/4,370,836.74 = 1,790,634.80/x
  3. Step 3: Cross multiply
    3,167,311.88x = 4,370,836.74 × 1,790,634.80
  4. Step 4: Simplify right side
    3,167,311.88x = 7,826,572,371,762.55
  5. Step 5: Solve for x
    x = 7,826,572,371,762.55/3,167,311.88
  6. Step 6: Final answer
    x = 2,471,045.69

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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.