Home / 1,645,495.24-2,467,940.10-746,720.80

Finding the Fourth Proportional to 1,645,495.24, 2,467,940.10 and 746,720.80

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Solution

The fourth proportional to 1,645,495.24, 2,467,940.10 and 746,720.80 is: 1,119,943.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,495.24 : 2,467,940.10 = 746,720.80 : x
  2. Step 2: Convert to fraction form
    1,645,495.24/2,467,940.10 = 746,720.80/x
  3. Step 3: Cross multiply
    1,645,495.24x = 2,467,940.10 × 746,720.80
  4. Step 4: Simplify right side
    1,645,495.24x = 1,842,862,205,824.08
  5. Step 5: Solve for x
    x = 1,842,862,205,824.08/1,645,495.24
  6. Step 6: Final answer
    x = 1,119,943.81

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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.