Home / 3,072,819.46-4,240,490.18-1,696,162.81

Finding the Fourth Proportional to 3,072,819.46, 4,240,490.18 and 1,696,162.81

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Solution

The fourth proportional to 3,072,819.46, 4,240,490.18 and 1,696,162.81 is: 2,340,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,819.46 : 4,240,490.18 = 1,696,162.81 : x
  2. Step 2: Convert to fraction form
    3,072,819.46/4,240,490.18 = 1,696,162.81/x
  3. Step 3: Cross multiply
    3,072,819.46x = 4,240,490.18 × 1,696,162.81
  4. Step 4: Simplify right side
    3,072,819.46x = 7,192,561,725,969.62
  5. Step 5: Solve for x
    x = 7,192,561,725,969.62/3,072,819.46
  6. Step 6: Final answer
    x = 2,340,704.30

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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.