Home / 3,165,256.68-4,747,890.96-769,103.34

Finding the Fourth Proportional to 3,165,256.68, 4,747,890.96 and 769,103.34

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Solution

The fourth proportional to 3,165,256.68, 4,747,890.96 and 769,103.34 is: 1,153,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,256.68 : 4,747,890.96 = 769,103.34 : x
  2. Step 2: Convert to fraction form
    3,165,256.68/4,747,890.96 = 769,103.34/x
  3. Step 3: Cross multiply
    3,165,256.68x = 4,747,890.96 × 769,103.34
  4. Step 4: Simplify right side
    3,165,256.68x = 3,651,618,795,291.81
  5. Step 5: Solve for x
    x = 3,651,618,795,291.81/3,165,256.68
  6. Step 6: Final answer
    x = 1,153,656.45

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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.