Home / 3,519,524.50-4,856,943.81-1,909,892.50

Finding the Fourth Proportional to 3,519,524.50, 4,856,943.81 and 1,909,892.50

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Solution

The fourth proportional to 3,519,524.50, 4,856,943.81 and 1,909,892.50 is: 2,635,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,524.50 : 4,856,943.81 = 1,909,892.50 : x
  2. Step 2: Convert to fraction form
    3,519,524.50/4,856,943.81 = 1,909,892.50/x
  3. Step 3: Cross multiply
    3,519,524.50x = 4,856,943.81 × 1,909,892.50
  4. Step 4: Simplify right side
    3,519,524.50x = 9,276,240,555,640.42
  5. Step 5: Solve for x
    x = 9,276,240,555,640.42/3,519,524.50
  6. Step 6: Final answer
    x = 2,635,651.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.