Home / 2,543,378.42-3,815,658.51-746,189.30

Finding the Fourth Proportional to 2,543,378.42, 3,815,658.51 and 746,189.30

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Solution

The fourth proportional to 2,543,378.42, 3,815,658.51 and 746,189.30 is: 1,119,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,378.42 : 3,815,658.51 = 746,189.30 : x
  2. Step 2: Convert to fraction form
    2,543,378.42/3,815,658.51 = 746,189.30/x
  3. Step 3: Cross multiply
    2,543,378.42x = 3,815,658.51 × 746,189.30
  4. Step 4: Simplify right side
    2,543,378.42x = 2,847,203,552,615.94
  5. Step 5: Solve for x
    x = 2,847,203,552,615.94/2,543,378.42
  6. Step 6: Final answer
    x = 1,119,457.31

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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.