Home / 1,285,043.63-1,774,166.27-826,954.09

Finding the Fourth Proportional to 1,285,043.63, 1,774,166.27 and 826,954.09

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Solution

The fourth proportional to 1,285,043.63, 1,774,166.27 and 826,954.09 is: 1,141,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,043.63 : 1,774,166.27 = 826,954.09 : x
  2. Step 2: Convert to fraction form
    1,285,043.63/1,774,166.27 = 826,954.09/x
  3. Step 3: Cross multiply
    1,285,043.63x = 1,774,166.27 × 826,954.09
  4. Step 4: Simplify right side
    1,285,043.63x = 1,467,154,059,377.66
  5. Step 5: Solve for x
    x = 1,467,154,059,377.66/1,285,043.63
  6. Step 6: Final answer
    x = 1,141,715.37

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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.