Home / 2,525,871.64-3,788,351.02-728,313.16

Finding the Fourth Proportional to 2,525,871.64, 3,788,351.02 and 728,313.16

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Solution

The fourth proportional to 2,525,871.64, 3,788,351.02 and 728,313.16 is: 1,092,338.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,871.64 : 3,788,351.02 = 728,313.16 : x
  2. Step 2: Convert to fraction form
    2,525,871.64/3,788,351.02 = 728,313.16/x
  3. Step 3: Cross multiply
    2,525,871.64x = 3,788,351.02 × 728,313.16
  4. Step 4: Simplify right side
    2,525,871.64x = 2,759,105,879,982.10
  5. Step 5: Solve for x
    x = 2,759,105,879,982.10/2,525,871.64
  6. Step 6: Final answer
    x = 1,092,338.12

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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.