Home / 2,539,500.66-3,809,201.78-620,424.56

Finding the Fourth Proportional to 2,539,500.66, 3,809,201.78 and 620,424.56

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Solution

The fourth proportional to 2,539,500.66, 3,809,201.78 and 620,424.56 is: 930,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,500.66 : 3,809,201.78 = 620,424.56 : x
  2. Step 2: Convert to fraction form
    2,539,500.66/3,809,201.78 = 620,424.56/x
  3. Step 3: Cross multiply
    2,539,500.66x = 3,809,201.78 × 620,424.56
  4. Step 4: Simplify right side
    2,539,500.66x = 2,363,322,349,381.78
  5. Step 5: Solve for x
    x = 2,363,322,349,381.78/2,539,500.66
  6. Step 6: Final answer
    x = 930,624.82

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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.