Home / 3,959,471.58-5,464,070.79-2,148,635.58

Finding the Fourth Proportional to 3,959,471.58, 5,464,070.79 and 2,148,635.58

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Solution

The fourth proportional to 3,959,471.58, 5,464,070.79 and 2,148,635.58 is: 2,965,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,471.58 : 5,464,070.79 = 2,148,635.58 : x
  2. Step 2: Convert to fraction form
    3,959,471.58/5,464,070.79 = 2,148,635.58/x
  3. Step 3: Cross multiply
    3,959,471.58x = 5,464,070.79 × 2,148,635.58
  4. Step 4: Simplify right side
    3,959,471.58x = 11,740,296,911,032.71
  5. Step 5: Solve for x
    x = 11,740,296,911,032.71/3,959,471.58
  6. Step 6: Final answer
    x = 2,965,117.11

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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.