Home / 5,183,999.10-7,775,998.65-1,397,864.70

Finding the Fourth Proportional to 5,183,999.10, 7,775,998.65 and 1,397,864.70

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Solution

The fourth proportional to 5,183,999.10, 7,775,998.65 and 1,397,864.70 is: 2,096,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,999.10 : 7,775,998.65 = 1,397,864.70 : x
  2. Step 2: Convert to fraction form
    5,183,999.10/7,775,998.65 = 1,397,864.70/x
  3. Step 3: Cross multiply
    5,183,999.10x = 7,775,998.65 × 1,397,864.70
  4. Step 4: Simplify right side
    5,183,999.10x = 10,869,794,020,082.65
  5. Step 5: Solve for x
    x = 10,869,794,020,082.65/5,183,999.10
  6. Step 6: Final answer
    x = 2,096,797.05

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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.