Home / 3,165,514.14-4,748,228.64-769,351.86

Finding the Fourth Proportional to 3,165,514.14, 4,748,228.64 and 769,351.86

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Solution

The fourth proportional to 3,165,514.14, 4,748,228.64 and 769,351.86 is: 1,154,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,514.14 : 4,748,228.64 = 769,351.86 : x
  2. Step 2: Convert to fraction form
    3,165,514.14/4,748,228.64 = 769,351.86/x
  3. Step 3: Cross multiply
    3,165,514.14x = 4,748,228.64 × 769,351.86
  4. Step 4: Simplify right side
    3,165,514.14x = 3,653,058,535,889.27
  5. Step 5: Solve for x
    x = 3,653,058,535,889.27/3,165,514.14
  6. Step 6: Final answer
    x = 1,154,017.44

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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.