Home / 2,004,006.40-3,008,342.40-1,206,188.80

Finding the Fourth Proportional to 2,004,006.40, 3,008,342.40 and 1,206,188.80

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Solution

The fourth proportional to 2,004,006.40, 3,008,342.40 and 1,206,188.80 is: 1,810,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004,006.40 : 3,008,342.40 = 1,206,188.80 : x
  2. Step 2: Convert to fraction form
    2,004,006.40/3,008,342.40 = 1,206,188.80/x
  3. Step 3: Cross multiply
    2,004,006.40x = 3,008,342.40 × 1,206,188.80
  4. Step 4: Simplify right side
    2,004,006.40x = 3,628,628,909,445.12
  5. Step 5: Solve for x
    x = 3,628,628,909,445.12/2,004,006.40
  6. Step 6: Final answer
    x = 1,810,687.29

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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.