Home / 1,296,137.10-1,940,803.65-914,999.70

Finding the Fourth Proportional to 1,296,137.10, 1,940,803.65 and 914,999.70

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Solution

The fourth proportional to 1,296,137.10, 1,940,803.65 and 914,999.70 is: 1,370,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,137.10 : 1,940,803.65 = 914,999.70 : x
  2. Step 2: Convert to fraction form
    1,296,137.10/1,940,803.65 = 914,999.70/x
  3. Step 3: Cross multiply
    1,296,137.10x = 1,940,803.65 × 914,999.70
  4. Step 4: Simplify right side
    1,296,137.10x = 1,775,834,757,508.90
  5. Step 5: Solve for x
    x = 1,775,834,757,508.90/1,296,137.10
  6. Step 6: Final answer
    x = 1,370,097.93

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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.