Home / 1,296,583.70-1,943,223.15-727,963.70

Finding the Fourth Proportional to 1,296,583.70, 1,943,223.15 and 727,963.70

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Solution

The fourth proportional to 1,296,583.70, 1,943,223.15 and 727,963.70 is: 1,091,017.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,583.70 : 1,943,223.15 = 727,963.70 : x
  2. Step 2: Convert to fraction form
    1,296,583.70/1,943,223.15 = 727,963.70/x
  3. Step 3: Cross multiply
    1,296,583.70x = 1,943,223.15 × 727,963.70
  4. Step 4: Simplify right side
    1,296,583.70x = 1,414,595,914,199.65
  5. Step 5: Solve for x
    x = 1,414,595,914,199.65/1,296,583.70
  6. Step 6: Final answer
    x = 1,091,017.81

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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.