Home / 3,960,173.76-5,942,759.50-1,685,694.52

Finding the Fourth Proportional to 3,960,173.76, 5,942,759.50 and 1,685,694.52

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Solution

The fourth proportional to 3,960,173.76, 5,942,759.50 and 1,685,694.52 is: 2,529,605.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,173.76 : 5,942,759.50 = 1,685,694.52 : x
  2. Step 2: Convert to fraction form
    3,960,173.76/5,942,759.50 = 1,685,694.52/x
  3. Step 3: Cross multiply
    3,960,173.76x = 5,942,759.50 × 1,685,694.52
  4. Step 4: Simplify right side
    3,960,173.76x = 10,017,677,122,827.94
  5. Step 5: Solve for x
    x = 10,017,677,122,827.94/3,960,173.76
  6. Step 6: Final answer
    x = 2,529,605.45

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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.