Home / 3,959,437.22-5,464,023.36-2,148,601.22

Finding the Fourth Proportional to 3,959,437.22, 5,464,023.36 and 2,148,601.22

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Solution

The fourth proportional to 3,959,437.22, 5,464,023.36 and 2,148,601.22 is: 2,965,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,437.22 : 5,464,023.36 = 2,148,601.22 : x
  2. Step 2: Convert to fraction form
    3,959,437.22/5,464,023.36 = 2,148,601.22/x
  3. Step 3: Cross multiply
    3,959,437.22x = 5,464,023.36 × 2,148,601.22
  4. Step 4: Simplify right side
    3,959,437.22x = 11,740,007,279,121.81
  5. Step 5: Solve for x
    x = 11,740,007,279,121.81/3,959,437.22
  6. Step 6: Final answer
    x = 2,965,069.69

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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.