Home / 2,378,964.54-3,282,883.11-1,291,212.93

Finding the Fourth Proportional to 2,378,964.54, 3,282,883.11 and 1,291,212.93

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Solution

The fourth proportional to 2,378,964.54, 3,282,883.11 and 1,291,212.93 is: 1,781,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,964.54 : 3,282,883.11 = 1,291,212.93 : x
  2. Step 2: Convert to fraction form
    2,378,964.54/3,282,883.11 = 1,291,212.93/x
  3. Step 3: Cross multiply
    2,378,964.54x = 3,282,883.11 × 1,291,212.93
  4. Step 4: Simplify right side
    2,378,964.54x = 4,238,901,119,310.61
  5. Step 5: Solve for x
    x = 4,238,901,119,310.61/2,378,964.54
  6. Step 6: Final answer
    x = 1,781,826.10

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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.