Home / 2,378,845.80-3,282,723.86-1,291,095.59

Finding the Fourth Proportional to 2,378,845.80, 3,282,723.86 and 1,291,095.59

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Solution

The fourth proportional to 2,378,845.80, 3,282,723.86 and 1,291,095.59 is: 1,781,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,845.80 : 3,282,723.86 = 1,291,095.59 : x
  2. Step 2: Convert to fraction form
    2,378,845.80/3,282,723.86 = 1,291,095.59/x
  3. Step 3: Cross multiply
    2,378,845.80x = 3,282,723.86 × 1,291,095.59
  4. Step 4: Simplify right side
    2,378,845.80x = 4,238,310,275,964.68
  5. Step 5: Solve for x
    x = 4,238,310,275,964.68/2,378,845.80
  6. Step 6: Final answer
    x = 1,781,666.67

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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.