Home / 4,745,245.78-7,119,082.46-1,379,452.78

Finding the Fourth Proportional to 4,745,245.78, 7,119,082.46 and 1,379,452.78

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Solution

The fourth proportional to 4,745,245.78, 7,119,082.46 and 1,379,452.78 is: 2,069,532.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745,245.78 : 7,119,082.46 = 1,379,452.78 : x
  2. Step 2: Convert to fraction form
    4,745,245.78/7,119,082.46 = 1,379,452.78/x
  3. Step 3: Cross multiply
    4,745,245.78x = 7,119,082.46 × 1,379,452.78
  4. Step 4: Simplify right side
    4,745,245.78x = 9,820,438,095,084.30
  5. Step 5: Solve for x
    x = 9,820,438,095,084.30/4,745,245.78
  6. Step 6: Final answer
    x = 2,069,532.02

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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.