Home / 1,577,082.45-2,365,589.66-439,814.31

Finding the Fourth Proportional to 1,577,082.45, 2,365,589.66 and 439,814.31

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Solution

The fourth proportional to 1,577,082.45, 2,365,589.66 and 439,814.31 is: 659,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,082.45 : 2,365,589.66 = 439,814.31 : x
  2. Step 2: Convert to fraction form
    1,577,082.45/2,365,589.66 = 439,814.31/x
  3. Step 3: Cross multiply
    1,577,082.45x = 2,365,589.66 × 439,814.31
  4. Step 4: Simplify right side
    1,577,082.45x = 1,040,420,175,459.96
  5. Step 5: Solve for x
    x = 1,040,420,175,459.96/1,577,082.45
  6. Step 6: Final answer
    x = 659,711.97

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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.