Home / 3,239,231.28-4,470,172.86-1,788,963.54

Finding the Fourth Proportional to 3,239,231.28, 4,470,172.86 and 1,788,963.54

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Solution

The fourth proportional to 3,239,231.28, 4,470,172.86 and 1,788,963.54 is: 2,468,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,231.28 : 4,470,172.86 = 1,788,963.54 : x
  2. Step 2: Convert to fraction form
    3,239,231.28/4,470,172.86 = 1,788,963.54/x
  3. Step 3: Cross multiply
    3,239,231.28x = 4,470,172.86 × 1,788,963.54
  4. Step 4: Simplify right side
    3,239,231.28x = 7,996,976,264,037.53
  5. Step 5: Solve for x
    x = 7,996,976,264,037.53/3,239,231.28
  6. Step 6: Final answer
    x = 2,468,788.29

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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.