Home / 2,528,579.03-3,792,237.23-991,886.78

Finding the Fourth Proportional to 2,528,579.03, 3,792,237.23 and 991,886.78

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Solution

The fourth proportional to 2,528,579.03, 3,792,237.23 and 991,886.78 is: 1,487,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,579.03 : 3,792,237.23 = 991,886.78 : x
  2. Step 2: Convert to fraction form
    2,528,579.03/3,792,237.23 = 991,886.78/x
  3. Step 3: Cross multiply
    2,528,579.03x = 3,792,237.23 × 991,886.78
  4. Step 4: Simplify right side
    2,528,579.03x = 3,761,469,987,021.13
  5. Step 5: Solve for x
    x = 3,761,469,987,021.13/2,528,579.03
  6. Step 6: Final answer
    x = 1,487,582.53

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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.