Home / 3,685,984.23-5,531,467.47-1,289,849.62

Finding the Fourth Proportional to 3,685,984.23, 5,531,467.47 and 1,289,849.62

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Solution

The fourth proportional to 3,685,984.23, 5,531,467.47 and 1,289,849.62 is: 1,935,646.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,984.23 : 5,531,467.47 = 1,289,849.62 : x
  2. Step 2: Convert to fraction form
    3,685,984.23/5,531,467.47 = 1,289,849.62/x
  3. Step 3: Cross multiply
    3,685,984.23x = 5,531,467.47 × 1,289,849.62
  4. Step 4: Simplify right side
    3,685,984.23x = 7,134,761,213,183.16
  5. Step 5: Solve for x
    x = 7,134,761,213,183.16/3,685,984.23
  6. Step 6: Final answer
    x = 1,935,646.16

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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.