Home / 2,525,322.07-3,788,542.83-728,065.29

Finding the Fourth Proportional to 2,525,322.07, 3,788,542.83 and 728,065.29

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Solution

The fourth proportional to 2,525,322.07, 3,788,542.83 and 728,065.29 is: 1,092,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,322.07 : 3,788,542.83 = 728,065.29 : x
  2. Step 2: Convert to fraction form
    2,525,322.07/3,788,542.83 = 728,065.29/x
  3. Step 3: Cross multiply
    2,525,322.07x = 3,788,542.83 × 728,065.29
  4. Step 4: Simplify right side
    2,525,322.07x = 2,758,306,519,172.82
  5. Step 5: Solve for x
    x = 2,758,306,519,172.82/2,525,322.07
  6. Step 6: Final answer
    x = 1,092,259.30

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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.