Home / 1,782,174-2,671,850.37-644,759.04

Finding the Fourth Proportional to 1,782,174, 2,671,850.37 and 644,759.04

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Solution

The fourth proportional to 1,782,174, 2,671,850.37 and 644,759.04 is: 966,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,174 : 2,671,850.37 = 644,759.04 : x
  2. Step 2: Convert to fraction form
    1,782,174/2,671,850.37 = 644,759.04/x
  3. Step 3: Cross multiply
    1,782,174x = 2,671,850.37 × 644,759.04
  4. Step 4: Simplify right side
    1,782,174x = 1,722,699,679,584.85
  5. Step 5: Solve for x
    x = 1,722,699,679,584.85/1,782,174
  6. Step 6: Final answer
    x = 966,628.22

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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.