Home / 2,653,077.15-3,980,456.96-947,183.85

Finding the Fourth Proportional to 2,653,077.15, 3,980,456.96 and 947,183.85

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Solution

The fourth proportional to 2,653,077.15, 3,980,456.96 and 947,183.85 is: 1,421,076.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,077.15 : 3,980,456.96 = 947,183.85 : x
  2. Step 2: Convert to fraction form
    2,653,077.15/3,980,456.96 = 947,183.85/x
  3. Step 3: Cross multiply
    2,653,077.15x = 3,980,456.96 × 947,183.85
  4. Step 4: Simplify right side
    2,653,077.15x = 3,770,224,543,396.18
  5. Step 5: Solve for x
    x = 3,770,224,543,396.18/2,653,077.15
  6. Step 6: Final answer
    x = 1,421,076.11

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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.