Home / 1,198,155.59-1,653,446.30-654,291.37

Finding the Fourth Proportional to 1,198,155.59, 1,653,446.30 and 654,291.37

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Solution

The fourth proportional to 1,198,155.59, 1,653,446.30 and 654,291.37 is: 902,917.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,155.59 : 1,653,446.30 = 654,291.37 : x
  2. Step 2: Convert to fraction form
    1,198,155.59/1,653,446.30 = 654,291.37/x
  3. Step 3: Cross multiply
    1,198,155.59x = 1,653,446.30 × 654,291.37
  4. Step 4: Simplify right side
    1,198,155.59x = 1,081,835,644,848.43
  5. Step 5: Solve for x
    x = 1,081,835,644,848.43/1,198,155.59
  6. Step 6: Final answer
    x = 902,917.50

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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.