Home / 3,780,100.56-5,216,349.64-2,148,292.56

Finding the Fourth Proportional to 3,780,100.56, 5,216,349.64 and 2,148,292.56

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Solution

The fourth proportional to 3,780,100.56, 5,216,349.64 and 2,148,292.56 is: 2,964,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,100.56 : 5,216,349.64 = 2,148,292.56 : x
  2. Step 2: Convert to fraction form
    3,780,100.56/5,216,349.64 = 2,148,292.56/x
  3. Step 3: Cross multiply
    3,780,100.56x = 5,216,349.64 × 2,148,292.56
  4. Step 4: Simplify right side
    3,780,100.56x = 11,206,245,121,970.68
  5. Step 5: Solve for x
    x = 11,206,245,121,970.68/3,780,100.56
  6. Step 6: Final answer
    x = 2,964,536.25

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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.