Home / 2,980,906.65-4,114,187.64-1,757,139.48

Finding the Fourth Proportional to 2,980,906.65, 4,114,187.64 and 1,757,139.48

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Solution

The fourth proportional to 2,980,906.65, 4,114,187.64 and 1,757,139.48 is: 2,425,168.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,906.65 : 4,114,187.64 = 1,757,139.48 : x
  2. Step 2: Convert to fraction form
    2,980,906.65/4,114,187.64 = 1,757,139.48/x
  3. Step 3: Cross multiply
    2,980,906.65x = 4,114,187.64 × 1,757,139.48
  4. Step 4: Simplify right side
    2,980,906.65x = 7,229,201,530,372.03
  5. Step 5: Solve for x
    x = 7,229,201,530,372.03/2,980,906.65
  6. Step 6: Final answer
    x = 2,425,168.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.