Home / 2,528,889.20-3,792,021.60-930,629.60

Finding the Fourth Proportional to 2,528,889.20, 3,792,021.60 and 930,629.60

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Solution

The fourth proportional to 2,528,889.20, 3,792,021.60 and 930,629.60 is: 1,395,461.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,889.20 : 3,792,021.60 = 930,629.60 : x
  2. Step 2: Convert to fraction form
    2,528,889.20/3,792,021.60 = 930,629.60/x
  3. Step 3: Cross multiply
    2,528,889.20x = 3,792,021.60 × 930,629.60
  4. Step 4: Simplify right side
    2,528,889.20x = 3,528,967,544,799.36
  5. Step 5: Solve for x
    x = 3,528,967,544,799.36/2,528,889.20
  6. Step 6: Final answer
    x = 1,395,461.51

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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.