Home / 1,155,286.76-1,732,953.90-356,568.84

Finding the Fourth Proportional to 1,155,286.76, 1,732,953.90 and 356,568.84

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Solution

The fourth proportional to 1,155,286.76, 1,732,953.90 and 356,568.84 is: 534,860.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,286.76 : 1,732,953.90 = 356,568.84 : x
  2. Step 2: Convert to fraction form
    1,155,286.76/1,732,953.90 = 356,568.84/x
  3. Step 3: Cross multiply
    1,155,286.76x = 1,732,953.90 × 356,568.84
  4. Step 4: Simplify right side
    1,155,286.76x = 617,917,361,896.48
  5. Step 5: Solve for x
    x = 617,917,361,896.48/1,155,286.76
  6. Step 6: Final answer
    x = 534,860.59

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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.