Home / 3,220,048.32-4,441,891.68-2,615,386.56

Finding the Fourth Proportional to 3,220,048.32, 4,441,891.68 and 2,615,386.56

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Solution

The fourth proportional to 3,220,048.32, 4,441,891.68 and 2,615,386.56 is: 3,607,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,048.32 : 4,441,891.68 = 2,615,386.56 : x
  2. Step 2: Convert to fraction form
    3,220,048.32/4,441,891.68 = 2,615,386.56/x
  3. Step 3: Cross multiply
    3,220,048.32x = 4,441,891.68 × 2,615,386.56
  4. Step 4: Simplify right side
    3,220,048.32x = 11,617,263,800,847.82
  5. Step 5: Solve for x
    x = 11,617,263,800,847.82/3,220,048.32
  6. Step 6: Final answer
    x = 3,607,791.76

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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.