Home / 3,431,990.04-4,738,364.87-2,126,627.30

Finding the Fourth Proportional to 3,431,990.04, 4,738,364.87 and 2,126,627.30

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Solution

The fourth proportional to 3,431,990.04, 4,738,364.87 and 2,126,627.30 is: 2,936,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,990.04 : 4,738,364.87 = 2,126,627.30 : x
  2. Step 2: Convert to fraction form
    3,431,990.04/4,738,364.87 = 2,126,627.30/x
  3. Step 3: Cross multiply
    3,431,990.04x = 4,738,364.87 × 2,126,627.30
  4. Step 4: Simplify right side
    3,431,990.04x = 10,076,736,055,577.99
  5. Step 5: Solve for x
    x = 10,076,736,055,577.99/3,431,990.04
  6. Step 6: Final answer
    x = 2,936,120.43

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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.