Home / 3,155,349-4,731,402.32-1,448,022.54

Finding the Fourth Proportional to 3,155,349, 4,731,402.32 and 1,448,022.54

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Solution

The fourth proportional to 3,155,349, 4,731,402.32 and 1,448,022.54 is: 2,171,289.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,349 : 4,731,402.32 = 1,448,022.54 : x
  2. Step 2: Convert to fraction form
    3,155,349/4,731,402.32 = 1,448,022.54/x
  3. Step 3: Cross multiply
    3,155,349x = 4,731,402.32 × 1,448,022.54
  4. Step 4: Simplify right side
    3,155,349x = 6,851,177,205,168.29
  5. Step 5: Solve for x
    x = 6,851,177,205,168.29/3,155,349
  6. Step 6: Final answer
    x = 2,171,289.83

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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.