Home / 1,588,012.33-2,380,679.38-688,776.79

Finding the Fourth Proportional to 1,588,012.33, 2,380,679.38 and 688,776.79

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Solution

The fourth proportional to 1,588,012.33, 2,380,679.38 and 688,776.79 is: 1,032,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,012.33 : 2,380,679.38 = 688,776.79 : x
  2. Step 2: Convert to fraction form
    1,588,012.33/2,380,679.38 = 688,776.79/x
  3. Step 3: Cross multiply
    1,588,012.33x = 2,380,679.38 × 688,776.79
  4. Step 4: Simplify right side
    1,588,012.33x = 1,639,756,694,273.93
  5. Step 5: Solve for x
    x = 1,639,756,694,273.93/1,588,012.33
  6. Step 6: Final answer
    x = 1,032,584.36

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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.