Home / 1,619,657.64-2,235,144.42-894,523.77

Finding the Fourth Proportional to 1,619,657.64, 2,235,144.42 and 894,523.77

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Solution

The fourth proportional to 1,619,657.64, 2,235,144.42 and 894,523.77 is: 1,234,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,657.64 : 2,235,144.42 = 894,523.77 : x
  2. Step 2: Convert to fraction form
    1,619,657.64/2,235,144.42 = 894,523.77/x
  3. Step 3: Cross multiply
    1,619,657.64x = 2,235,144.42 × 894,523.77
  4. Step 4: Simplify right side
    1,619,657.64x = 1,999,389,813,072.86
  5. Step 5: Solve for x
    x = 1,999,389,813,072.86/1,619,657.64
  6. Step 6: Final answer
    x = 1,234,452.12

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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.