Home / 1,196,921.74-1,649,822.46-809,595.91

Finding the Fourth Proportional to 1,196,921.74, 1,649,822.46 and 809,595.91

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Solution

The fourth proportional to 1,196,921.74, 1,649,822.46 and 809,595.91 is: 1,115,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,921.74 : 1,649,822.46 = 809,595.91 : x
  2. Step 2: Convert to fraction form
    1,196,921.74/1,649,822.46 = 809,595.91/x
  3. Step 3: Cross multiply
    1,196,921.74x = 1,649,822.46 × 809,595.91
  4. Step 4: Simplify right side
    1,196,921.74x = 1,335,689,515,842.14
  5. Step 5: Solve for x
    x = 1,335,689,515,842.14/1,196,921.74
  6. Step 6: Final answer
    x = 1,115,937.22

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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.