Home / 2,525,334.21-3,788,561.06-728,077.45

Finding the Fourth Proportional to 2,525,334.21, 3,788,561.06 and 728,077.45

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Solution

The fourth proportional to 2,525,334.21, 3,788,561.06 and 728,077.45 is: 1,092,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,334.21 : 3,788,561.06 = 728,077.45 : x
  2. Step 2: Convert to fraction form
    2,525,334.21/3,788,561.06 = 728,077.45/x
  3. Step 3: Cross multiply
    2,525,334.21x = 3,788,561.06 × 728,077.45
  4. Step 4: Simplify right side
    2,525,334.21x = 2,758,365,875,734.10
  5. Step 5: Solve for x
    x = 2,758,365,875,734.10/2,525,334.21
  6. Step 6: Final answer
    x = 1,092,277.55

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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.