Home / 3,985,771.33-5,979,606.32-1,290,097

Finding the Fourth Proportional to 3,985,771.33, 5,979,606.32 and 1,290,097

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Solution

The fourth proportional to 3,985,771.33, 5,979,606.32 and 1,290,097 is: 1,935,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,771.33 : 5,979,606.32 = 1,290,097 : x
  2. Step 2: Convert to fraction form
    3,985,771.33/5,979,606.32 = 1,290,097/x
  3. Step 3: Cross multiply
    3,985,771.33x = 5,979,606.32 × 1,290,097
  4. Step 4: Simplify right side
    3,985,771.33x = 7,714,272,174,613.04
  5. Step 5: Solve for x
    x = 7,714,272,174,613.04/3,985,771.33
  6. Step 6: Final answer
    x = 1,935,452.77

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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.