Home / 2,736,005.20-4,104,007.80-842,500.60

Finding the Fourth Proportional to 2,736,005.20, 4,104,007.80 and 842,500.60

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Solution

The fourth proportional to 2,736,005.20, 4,104,007.80 and 842,500.60 is: 1,263,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736,005.20 : 4,104,007.80 = 842,500.60 : x
  2. Step 2: Convert to fraction form
    2,736,005.20/4,104,007.80 = 842,500.60/x
  3. Step 3: Cross multiply
    2,736,005.20x = 4,104,007.80 × 842,500.60
  4. Step 4: Simplify right side
    2,736,005.20x = 3,457,629,033,904.68
  5. Step 5: Solve for x
    x = 3,457,629,033,904.68/2,736,005.20
  6. Step 6: Final answer
    x = 1,263,750.90

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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.