Home / 3,608,320.36-5,414,258.86-1,689,361.48

Finding the Fourth Proportional to 3,608,320.36, 5,414,258.86 and 1,689,361.48

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Solution

The fourth proportional to 3,608,320.36, 5,414,258.86 and 1,689,361.48 is: 2,534,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,320.36 : 5,414,258.86 = 1,689,361.48 : x
  2. Step 2: Convert to fraction form
    3,608,320.36/5,414,258.86 = 1,689,361.48/x
  3. Step 3: Cross multiply
    3,608,320.36x = 5,414,258.86 × 1,689,361.48
  4. Step 4: Simplify right side
    3,608,320.36x = 9,146,640,360,832.71
  5. Step 5: Solve for x
    x = 9,146,640,360,832.71/3,608,320.36
  6. Step 6: Final answer
    x = 2,534,874.80

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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.