Home / 3,960,171.53-5,942,756.15-1,685,692.29

Finding the Fourth Proportional to 3,960,171.53, 5,942,756.15 and 1,685,692.29

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Solution

The fourth proportional to 3,960,171.53, 5,942,756.15 and 1,685,692.29 is: 2,529,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,171.53 : 5,942,756.15 = 1,685,692.29 : x
  2. Step 2: Convert to fraction form
    3,960,171.53/5,942,756.15 = 1,685,692.29/x
  3. Step 3: Cross multiply
    3,960,171.53x = 5,942,756.15 × 1,685,692.29
  4. Step 4: Simplify right side
    3,960,171.53x = 10,017,658,214,976.62
  5. Step 5: Solve for x
    x = 10,017,658,214,976.62/3,960,171.53
  6. Step 6: Final answer
    x = 2,529,602.10

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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.