Home / 5,305,369.89-7,958,044.90-1,662,378.65

Finding the Fourth Proportional to 5,305,369.89, 7,958,044.90 and 1,662,378.65

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Solution

The fourth proportional to 5,305,369.89, 7,958,044.90 and 1,662,378.65 is: 2,493,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,369.89 : 7,958,044.90 = 1,662,378.65 : x
  2. Step 2: Convert to fraction form
    5,305,369.89/7,958,044.90 = 1,662,378.65/x
  3. Step 3: Cross multiply
    5,305,369.89x = 7,958,044.90 × 1,662,378.65
  4. Step 4: Simplify right side
    5,305,369.89x = 13,229,283,937,501.38
  5. Step 5: Solve for x
    x = 13,229,283,937,501.38/5,305,369.89
  6. Step 6: Final answer
    x = 2,493,564.86

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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.