Home / 4,448,911.45-6,139,416.45-2,515,172.58

Finding the Fourth Proportional to 4,448,911.45, 6,139,416.45 and 2,515,172.58

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Solution

The fourth proportional to 4,448,911.45, 6,139,416.45 and 2,515,172.58 is: 3,470,892.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448,911.45 : 6,139,416.45 = 2,515,172.58 : x
  2. Step 2: Convert to fraction form
    4,448,911.45/6,139,416.45 = 2,515,172.58/x
  3. Step 3: Cross multiply
    4,448,911.45x = 6,139,416.45 × 2,515,172.58
  4. Step 4: Simplify right side
    4,448,911.45x = 15,441,691,912,240.94
  5. Step 5: Solve for x
    x = 15,441,691,912,240.94/4,448,911.45
  6. Step 6: Final answer
    x = 3,470,892.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.