Home / 1,372,697.96-2,059,305.62-520,025

Finding the Fourth Proportional to 1,372,697.96, 2,059,305.62 and 520,025

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Solution

The fourth proportional to 1,372,697.96, 2,059,305.62 and 520,025 is: 780,135.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,697.96 : 2,059,305.62 = 520,025 : x
  2. Step 2: Convert to fraction form
    1,372,697.96/2,059,305.62 = 520,025/x
  3. Step 3: Cross multiply
    1,372,697.96x = 2,059,305.62 × 520,025
  4. Step 4: Simplify right side
    1,372,697.96x = 1,070,890,405,040.50
  5. Step 5: Solve for x
    x = 1,070,890,405,040.50/1,372,697.96
  6. Step 6: Final answer
    x = 780,135.50

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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.