Home / 1,519,647.35-2,279,475.27-621,089.24

Finding the Fourth Proportional to 1,519,647.35, 2,279,475.27 and 621,089.24

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Solution

The fourth proportional to 1,519,647.35, 2,279,475.27 and 621,089.24 is: 931,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,647.35 : 2,279,475.27 = 621,089.24 : x
  2. Step 2: Convert to fraction form
    1,519,647.35/2,279,475.27 = 621,089.24/x
  3. Step 3: Cross multiply
    1,519,647.35x = 2,279,475.27 × 621,089.24
  4. Step 4: Simplify right side
    1,519,647.35x = 1,415,757,551,645.72
  5. Step 5: Solve for x
    x = 1,415,757,551,645.72/1,519,647.35
  6. Step 6: Final answer
    x = 931,635.59

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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.