Home / 1,588,716.80-2,383,497.60-689,772.80

Finding the Fourth Proportional to 1,588,716.80, 2,383,497.60 and 689,772.80

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Solution

The fourth proportional to 1,588,716.80, 2,383,497.60 and 689,772.80 is: 1,034,842.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,716.80 : 2,383,497.60 = 689,772.80 : x
  2. Step 2: Convert to fraction form
    1,588,716.80/2,383,497.60 = 689,772.80/x
  3. Step 3: Cross multiply
    1,588,716.80x = 2,383,497.60 × 689,772.80
  4. Step 4: Simplify right side
    1,588,716.80x = 1,644,071,813,345.28
  5. Step 5: Solve for x
    x = 1,644,071,813,345.28/1,588,716.80
  6. Step 6: Final answer
    x = 1,034,842.59

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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.