Home / 3,394,279.63-4,684,274.04-2,105,535.25

Finding the Fourth Proportional to 3,394,279.63, 4,684,274.04 and 2,105,535.25

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Solution

The fourth proportional to 3,394,279.63, 4,684,274.04 and 2,105,535.25 is: 2,905,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,279.63 : 4,684,274.04 = 2,105,535.25 : x
  2. Step 2: Convert to fraction form
    3,394,279.63/4,684,274.04 = 2,105,535.25/x
  3. Step 3: Cross multiply
    3,394,279.63x = 4,684,274.04 × 2,105,535.25
  4. Step 4: Simplify right side
    3,394,279.63x = 9,862,904,111,879.91
  5. Step 5: Solve for x
    x = 9,862,904,111,879.91/3,394,279.63
  6. Step 6: Final answer
    x = 2,905,742.95

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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.