Home / 3,550,005.20-5,325,007.80-1,025,742.80

Finding the Fourth Proportional to 3,550,005.20, 5,325,007.80 and 1,025,742.80

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Solution

The fourth proportional to 3,550,005.20, 5,325,007.80 and 1,025,742.80 is: 1,538,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,005.20 : 5,325,007.80 = 1,025,742.80 : x
  2. Step 2: Convert to fraction form
    3,550,005.20/5,325,007.80 = 1,025,742.80/x
  3. Step 3: Cross multiply
    3,550,005.20x = 5,325,007.80 × 1,025,742.80
  4. Step 4: Simplify right side
    3,550,005.20x = 5,462,088,410,793.84
  5. Step 5: Solve for x
    x = 5,462,088,410,793.84/3,550,005.20
  6. Step 6: Final answer
    x = 1,538,614.20

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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.