Home / 3,025,121.78-4,174,614.51-1,648,477.64

Finding the Fourth Proportional to 3,025,121.78, 4,174,614.51 and 1,648,477.64

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Solution

The fourth proportional to 3,025,121.78, 4,174,614.51 and 1,648,477.64 is: 2,274,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,121.78 : 4,174,614.51 = 1,648,477.64 : x
  2. Step 2: Convert to fraction form
    3,025,121.78/4,174,614.51 = 1,648,477.64/x
  3. Step 3: Cross multiply
    3,025,121.78x = 4,174,614.51 × 1,648,477.64
  4. Step 4: Simplify right side
    3,025,121.78x = 6,881,758,675,354.56
  5. Step 5: Solve for x
    x = 6,881,758,675,354.56/3,025,121.78
  6. Step 6: Final answer
    x = 2,274,869.96

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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.