Home / 2,929,892.38-4,043,138.14-1,640,666.82

Finding the Fourth Proportional to 2,929,892.38, 4,043,138.14 and 1,640,666.82

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Solution

The fourth proportional to 2,929,892.38, 4,043,138.14 and 1,640,666.82 is: 2,264,056.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,892.38 : 4,043,138.14 = 1,640,666.82 : x
  2. Step 2: Convert to fraction form
    2,929,892.38/4,043,138.14 = 1,640,666.82/x
  3. Step 3: Cross multiply
    2,929,892.38x = 4,043,138.14 × 1,640,666.82
  4. Step 4: Simplify right side
    2,929,892.38x = 6,633,442,594,974.52
  5. Step 5: Solve for x
    x = 6,633,442,594,974.52/2,929,892.38
  6. Step 6: Final answer
    x = 2,264,056.74

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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.