Home / 1,263,512.63-1,894,574.88-622,405.73

Finding the Fourth Proportional to 1,263,512.63, 1,894,574.88 and 622,405.73

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Solution

The fourth proportional to 1,263,512.63, 1,894,574.88 and 622,405.73 is: 933,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,512.63 : 1,894,574.88 = 622,405.73 : x
  2. Step 2: Convert to fraction form
    1,263,512.63/1,894,574.88 = 622,405.73/x
  3. Step 3: Cross multiply
    1,263,512.63x = 1,894,574.88 × 622,405.73
  4. Step 4: Simplify right side
    1,263,512.63x = 1,179,194,251,753.19
  5. Step 5: Solve for x
    x = 1,179,194,251,753.19/1,263,512.63
  6. Step 6: Final answer
    x = 933,266.70

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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.