Home / 1,405,945.10-2,108,481.12-507,269.75

Finding the Fourth Proportional to 1,405,945.10, 2,108,481.12 and 507,269.75

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Solution

The fourth proportional to 1,405,945.10, 2,108,481.12 and 507,269.75 is: 760,747.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,945.10 : 2,108,481.12 = 507,269.75 : x
  2. Step 2: Convert to fraction form
    1,405,945.10/2,108,481.12 = 507,269.75/x
  3. Step 3: Cross multiply
    1,405,945.10x = 2,108,481.12 × 507,269.75
  4. Step 4: Simplify right side
    1,405,945.10x = 1,069,568,690,622.12
  5. Step 5: Solve for x
    x = 1,069,568,690,622.12/1,405,945.10
  6. Step 6: Final answer
    x = 760,747.12

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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.