Home / 2,917,305.34-4,022,138.85-2,392,080.84

Finding the Fourth Proportional to 2,917,305.34, 4,022,138.85 and 2,392,080.84

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Solution

The fourth proportional to 2,917,305.34, 4,022,138.85 and 2,392,080.84 is: 3,298,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,305.34 : 4,022,138.85 = 2,392,080.84 : x
  2. Step 2: Convert to fraction form
    2,917,305.34/4,022,138.85 = 2,392,080.84/x
  3. Step 3: Cross multiply
    2,917,305.34x = 4,022,138.85 × 2,392,080.84
  4. Step 4: Simplify right side
    2,917,305.34x = 9,621,281,261,985.81
  5. Step 5: Solve for x
    x = 9,621,281,261,985.81/2,917,305.34
  6. Step 6: Final answer
    x = 3,298,002.83

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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.