Home / 1,093,099.32-1,639,123.56-619,657.56

Finding the Fourth Proportional to 1,093,099.32, 1,639,123.56 and 619,657.56

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Solution

The fourth proportional to 1,093,099.32, 1,639,123.56 and 619,657.56 is: 929,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,099.32 : 1,639,123.56 = 619,657.56 : x
  2. Step 2: Convert to fraction form
    1,093,099.32/1,639,123.56 = 619,657.56/x
  3. Step 3: Cross multiply
    1,093,099.32x = 1,639,123.56 × 619,657.56
  4. Step 4: Simplify right side
    1,093,099.32x = 1,015,695,305,728.11
  5. Step 5: Solve for x
    x = 1,015,695,305,728.11/1,093,099.32
  6. Step 6: Final answer
    x = 929,188.49

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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.