Home / 3,462,719.80-5,194,168.80-1,640,657.20

Finding the Fourth Proportional to 3,462,719.80, 5,194,168.80 and 1,640,657.20

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Solution

The fourth proportional to 3,462,719.80, 5,194,168.80 and 1,640,657.20 is: 2,461,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,719.80 : 5,194,168.80 = 1,640,657.20 : x
  2. Step 2: Convert to fraction form
    3,462,719.80/5,194,168.80 = 1,640,657.20/x
  3. Step 3: Cross multiply
    3,462,719.80x = 5,194,168.80 × 1,640,657.20
  4. Step 4: Simplify right side
    3,462,719.80x = 8,521,850,439,735.36
  5. Step 5: Solve for x
    x = 8,521,850,439,735.36/3,462,719.80
  6. Step 6: Final answer
    x = 2,461,028.02

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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.