Home / 4,738,442.58-7,107,658.11-1,543,563.54

Finding the Fourth Proportional to 4,738,442.58, 7,107,658.11 and 1,543,563.54

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Solution

The fourth proportional to 4,738,442.58, 7,107,658.11 and 1,543,563.54 is: 2,315,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738,442.58 : 7,107,658.11 = 1,543,563.54 : x
  2. Step 2: Convert to fraction form
    4,738,442.58/7,107,658.11 = 1,543,563.54/x
  3. Step 3: Cross multiply
    4,738,442.58x = 7,107,658.11 × 1,543,563.54
  4. Step 4: Simplify right side
    4,738,442.58x = 10,971,121,913,381.31
  5. Step 5: Solve for x
    x = 10,971,121,913,381.31/4,738,442.58
  6. Step 6: Final answer
    x = 2,315,343.43

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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.