Home / 2,269,714.12-3,405,069.56-672,402.28

Finding the Fourth Proportional to 2,269,714.12, 3,405,069.56 and 672,402.28

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Solution

The fourth proportional to 2,269,714.12, 3,405,069.56 and 672,402.28 is: 1,008,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,714.12 : 3,405,069.56 = 672,402.28 : x
  2. Step 2: Convert to fraction form
    2,269,714.12/3,405,069.56 = 672,402.28/x
  3. Step 3: Cross multiply
    2,269,714.12x = 3,405,069.56 × 672,402.28
  4. Step 4: Simplify right side
    2,269,714.12x = 2,289,576,535,702.60
  5. Step 5: Solve for x
    x = 2,289,576,535,702.60/2,269,714.12
  6. Step 6: Final answer
    x = 1,008,751.06

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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.