Home / 1,263,221.27-1,894,139.91-622,115.20

Finding the Fourth Proportional to 1,263,221.27, 1,894,139.91 and 622,115.20

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Solution

The fourth proportional to 1,263,221.27, 1,894,139.91 and 622,115.20 is: 932,832.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,221.27 : 1,894,139.91 = 622,115.20 : x
  2. Step 2: Convert to fraction form
    1,263,221.27/1,894,139.91 = 622,115.20/x
  3. Step 3: Cross multiply
    1,263,221.27x = 1,894,139.91 × 622,115.20
  4. Step 4: Simplify right side
    1,263,221.27x = 1,178,373,224,202.28
  5. Step 5: Solve for x
    x = 1,178,373,224,202.28/1,263,221.27
  6. Step 6: Final answer
    x = 932,832.00

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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.