Home / 1,273,311.81-1,757,171.21-700,395.57

Finding the Fourth Proportional to 1,273,311.81, 1,757,171.21 and 700,395.57

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Solution

The fourth proportional to 1,273,311.81, 1,757,171.21 and 700,395.57 is: 966,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,311.81 : 1,757,171.21 = 700,395.57 : x
  2. Step 2: Convert to fraction form
    1,273,311.81/1,757,171.21 = 700,395.57/x
  3. Step 3: Cross multiply
    1,273,311.81x = 1,757,171.21 × 700,395.57
  4. Step 4: Simplify right side
    1,273,311.81x = 1,230,714,927,713.56
  5. Step 5: Solve for x
    x = 1,230,714,927,713.56/1,273,311.81
  6. Step 6: Final answer
    x = 966,546.39

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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.