Home / 2,149,396-2,966,166.38-1,182,505.54

Finding the Fourth Proportional to 2,149,396, 2,966,166.38 and 1,182,505.54

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Solution

The fourth proportional to 2,149,396, 2,966,166.38 and 1,182,505.54 is: 1,631,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,396 : 2,966,166.38 = 1,182,505.54 : x
  2. Step 2: Convert to fraction form
    2,149,396/2,966,166.38 = 1,182,505.54/x
  3. Step 3: Cross multiply
    2,149,396x = 2,966,166.38 × 1,182,505.54
  4. Step 4: Simplify right side
    2,149,396x = 3,507,508,176,911.75
  5. Step 5: Solve for x
    x = 3,507,508,176,911.75/2,149,396
  6. Step 6: Final answer
    x = 1,631,857.59

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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.