Home / 1,296,044.10-1,940,664.15-914,906.70

Finding the Fourth Proportional to 1,296,044.10, 1,940,664.15 and 914,906.70

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Solution

The fourth proportional to 1,296,044.10, 1,940,664.15 and 914,906.70 is: 1,369,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,044.10 : 1,940,664.15 = 914,906.70 : x
  2. Step 2: Convert to fraction form
    1,296,044.10/1,940,664.15 = 914,906.70/x
  3. Step 3: Cross multiply
    1,296,044.10x = 1,940,664.15 × 914,906.70
  4. Step 4: Simplify right side
    1,296,044.10x = 1,775,526,633,284.81
  5. Step 5: Solve for x
    x = 1,775,526,633,284.81/1,296,044.10
  6. Step 6: Final answer
    x = 1,369,958.50

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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.