Home / 2,391,681.67-3,586,786.71-685,367.53

Finding the Fourth Proportional to 2,391,681.67, 3,586,786.71 and 685,367.53

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Solution

The fourth proportional to 2,391,681.67, 3,586,786.71 and 685,367.53 is: 1,027,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,681.67 : 3,586,786.71 = 685,367.53 : x
  2. Step 2: Convert to fraction form
    2,391,681.67/3,586,786.71 = 685,367.53/x
  3. Step 3: Cross multiply
    2,391,681.67x = 3,586,786.71 × 685,367.53
  4. Step 4: Simplify right side
    2,391,681.67x = 2,458,267,148,069.53
  5. Step 5: Solve for x
    x = 2,458,267,148,069.53/2,391,681.67
  6. Step 6: Final answer
    x = 1,027,840.44

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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.