Home / 1,645,672.50-2,467,621.17-746,623.70

Finding the Fourth Proportional to 1,645,672.50, 2,467,621.17 and 746,623.70

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Solution

The fourth proportional to 1,645,672.50, 2,467,621.17 and 746,623.70 is: 1,119,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,672.50 : 2,467,621.17 = 746,623.70 : x
  2. Step 2: Convert to fraction form
    1,645,672.50/2,467,621.17 = 746,623.70/x
  3. Step 3: Cross multiply
    1,645,672.50x = 2,467,621.17 × 746,623.70
  4. Step 4: Simplify right side
    1,645,672.50x = 1,842,384,448,143.73
  5. Step 5: Solve for x
    x = 1,842,384,448,143.73/1,645,672.50
  6. Step 6: Final answer
    x = 1,119,532.86

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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.