Home / 3,025,099.78-4,174,665.69-1,667,021.38

Finding the Fourth Proportional to 3,025,099.78, 4,174,665.69 and 1,667,021.38

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Solution

The fourth proportional to 3,025,099.78, 4,174,665.69 and 1,667,021.38 is: 2,300,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,099.78 : 4,174,665.69 = 1,667,021.38 : x
  2. Step 2: Convert to fraction form
    3,025,099.78/4,174,665.69 = 1,667,021.38/x
  3. Step 3: Cross multiply
    3,025,099.78x = 4,174,665.69 × 1,667,021.38
  4. Step 4: Simplify right side
    3,025,099.78x = 6,959,256,959,582.45
  5. Step 5: Solve for x
    x = 6,959,256,959,582.45/3,025,099.78
  6. Step 6: Final answer
    x = 2,300,504.93

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1.5x scale

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.