Home / 3,126,639.42-4,685,116.68-2,168,957.52

Finding the Fourth Proportional to 3,126,639.42, 4,685,116.68 and 2,168,957.52

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Solution

The fourth proportional to 3,126,639.42, 4,685,116.68 and 2,168,957.52 is: 3,250,077.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,639.42 : 4,685,116.68 = 2,168,957.52 : x
  2. Step 2: Convert to fraction form
    3,126,639.42/4,685,116.68 = 2,168,957.52/x
  3. Step 3: Cross multiply
    3,126,639.42x = 4,685,116.68 × 2,168,957.52
  4. Step 4: Simplify right side
    3,126,639.42x = 10,161,819,055,163.43
  5. Step 5: Solve for x
    x = 10,161,819,055,163.43/3,126,639.42
  6. Step 6: Final answer
    x = 3,250,077.06

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1.5x scale

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.