Home / 1,285,961.48-1,773,813.52-826,286.02

Finding the Fourth Proportional to 1,285,961.48, 1,773,813.52 and 826,286.02

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Solution

The fourth proportional to 1,285,961.48, 1,773,813.52 and 826,286.02 is: 1,139,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,961.48 : 1,773,813.52 = 826,286.02 : x
  2. Step 2: Convert to fraction form
    1,285,961.48/1,773,813.52 = 826,286.02/x
  3. Step 3: Cross multiply
    1,285,961.48x = 1,773,813.52 × 826,286.02
  4. Step 4: Simplify right side
    1,285,961.48x = 1,465,677,313,662.99
  5. Step 5: Solve for x
    x = 1,465,677,313,662.99/1,285,961.48
  6. Step 6: Final answer
    x = 1,139,752.11

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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.