Home / 3,165,709.94-4,748,529.86-769,556.87

Finding the Fourth Proportional to 3,165,709.94, 4,748,529.86 and 769,556.87

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Solution

The fourth proportional to 3,165,709.94, 4,748,529.86 and 769,556.87 is: 1,154,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,709.94 : 4,748,529.86 = 769,556.87 : x
  2. Step 2: Convert to fraction form
    3,165,709.94/4,748,529.86 = 769,556.87/x
  3. Step 3: Cross multiply
    3,165,709.94x = 4,748,529.86 × 769,556.87
  4. Step 4: Simplify right side
    3,165,709.94x = 3,654,263,748,572.71
  5. Step 5: Solve for x
    x = 3,654,263,748,572.71/3,165,709.94
  6. Step 6: Final answer
    x = 1,154,326.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.