Home / 5,183,825.96-7,779,209.70-2,151,194.78

Finding the Fourth Proportional to 5,183,825.96, 7,779,209.70 and 2,151,194.78

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Solution

The fourth proportional to 5,183,825.96, 7,779,209.70 and 2,151,194.78 is: 3,228,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,825.96 : 7,779,209.70 = 2,151,194.78 : x
  2. Step 2: Convert to fraction form
    5,183,825.96/7,779,209.70 = 2,151,194.78/x
  3. Step 3: Cross multiply
    5,183,825.96x = 7,779,209.70 × 2,151,194.78
  4. Step 4: Simplify right side
    5,183,825.96x = 16,734,595,299,165.37
  5. Step 5: Solve for x
    x = 16,734,595,299,165.37/5,183,825.96
  6. Step 6: Final answer
    x = 3,228,232.47

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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.