Home / 4,187,728.15-5,777,593.21-2,738,272.03

Finding the Fourth Proportional to 4,187,728.15, 5,777,593.21 and 2,738,272.03

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Solution

The fourth proportional to 4,187,728.15, 5,777,593.21 and 2,738,272.03 is: 3,777,853.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187,728.15 : 5,777,593.21 = 2,738,272.03 : x
  2. Step 2: Convert to fraction form
    4,187,728.15/5,777,593.21 = 2,738,272.03/x
  3. Step 3: Cross multiply
    4,187,728.15x = 5,777,593.21 × 2,738,272.03
  4. Step 4: Simplify right side
    4,187,728.15x = 15,820,621,876,639.77
  5. Step 5: Solve for x
    x = 15,820,621,876,639.77/4,187,728.15
  6. Step 6: Final answer
    x = 3,777,853.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.