Home / 5,672,902.36-8,509,428.74-1,782,232.54

Finding the Fourth Proportional to 5,672,902.36, 8,509,428.74 and 1,782,232.54

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Solution

The fourth proportional to 5,672,902.36, 8,509,428.74 and 1,782,232.54 is: 2,673,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672,902.36 : 8,509,428.74 = 1,782,232.54 : x
  2. Step 2: Convert to fraction form
    5,672,902.36/8,509,428.74 = 1,782,232.54/x
  3. Step 3: Cross multiply
    5,672,902.36x = 8,509,428.74 × 1,782,232.54
  4. Step 4: Simplify right side
    5,672,902.36x = 15,165,780,797,239.20
  5. Step 5: Solve for x
    x = 15,165,780,797,239.20/5,672,902.36
  6. Step 6: Final answer
    x = 2,673,372.44

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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.