Home / 1,436,171.96-1,981,800.78-832,598.84

Finding the Fourth Proportional to 1,436,171.96, 1,981,800.78 and 832,598.84

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Solution

The fourth proportional to 1,436,171.96, 1,981,800.78 and 832,598.84 is: 1,148,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,171.96 : 1,981,800.78 = 832,598.84 : x
  2. Step 2: Convert to fraction form
    1,436,171.96/1,981,800.78 = 832,598.84/x
  3. Step 3: Cross multiply
    1,436,171.96x = 1,981,800.78 × 832,598.84
  4. Step 4: Simplify right side
    1,436,171.96x = 1,650,045,030,539.10
  5. Step 5: Solve for x
    x = 1,650,045,030,539.10/1,436,171.96
  6. Step 6: Final answer
    x = 1,148,918.85

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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.