Home / 2,155,633.76-3,233,970.14-807,808.14

Finding the Fourth Proportional to 2,155,633.76, 3,233,970.14 and 807,808.14

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Solution

The fourth proportional to 2,155,633.76, 3,233,970.14 and 807,808.14 is: 1,211,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,633.76 : 3,233,970.14 = 807,808.14 : x
  2. Step 2: Convert to fraction form
    2,155,633.76/3,233,970.14 = 807,808.14/x
  3. Step 3: Cross multiply
    2,155,633.76x = 3,233,970.14 × 807,808.14
  4. Step 4: Simplify right side
    2,155,633.76x = 2,612,427,403,608.94
  5. Step 5: Solve for x
    x = 2,612,427,403,608.94/2,155,633.76
  6. Step 6: Final answer
    x = 1,211,906.89

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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.