Home / 3,642,406.80-5,463,610.20-1,850,816.40

Finding the Fourth Proportional to 3,642,406.80, 5,463,610.20 and 1,850,816.40

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Solution

The fourth proportional to 3,642,406.80, 5,463,610.20 and 1,850,816.40 is: 2,776,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,406.80 : 5,463,610.20 = 1,850,816.40 : x
  2. Step 2: Convert to fraction form
    3,642,406.80/5,463,610.20 = 1,850,816.40/x
  3. Step 3: Cross multiply
    3,642,406.80x = 5,463,610.20 × 1,850,816.40
  4. Step 4: Simplify right side
    3,642,406.80x = 10,112,139,361,367.28
  5. Step 5: Solve for x
    x = 10,112,139,361,367.28/3,642,406.80
  6. Step 6: Final answer
    x = 2,776,224.60

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Similar ratio
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1.5x scale

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.