Home / 3,959,438.22-5,464,024.74-2,148,602.22

Finding the Fourth Proportional to 3,959,438.22, 5,464,024.74 and 2,148,602.22

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Solution

The fourth proportional to 3,959,438.22, 5,464,024.74 and 2,148,602.22 is: 2,965,071.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,438.22 : 5,464,024.74 = 2,148,602.22 : x
  2. Step 2: Convert to fraction form
    3,959,438.22/5,464,024.74 = 2,148,602.22/x
  3. Step 3: Cross multiply
    3,959,438.22x = 5,464,024.74 × 2,148,602.22
  4. Step 4: Simplify right side
    3,959,438.22x = 11,740,015,686,498.92
  5. Step 5: Solve for x
    x = 11,740,015,686,498.92/3,959,438.22
  6. Step 6: Final answer
    x = 2,965,071.06

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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.