Home / 2,004,990.48-2,765,661.24-1,188,647.28

Finding the Fourth Proportional to 2,004,990.48, 2,765,661.24 and 1,188,647.28

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Solution

The fourth proportional to 2,004,990.48, 2,765,661.24 and 1,188,647.28 is: 1,639,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004,990.48 : 2,765,661.24 = 1,188,647.28 : x
  2. Step 2: Convert to fraction form
    2,004,990.48/2,765,661.24 = 1,188,647.28/x
  3. Step 3: Cross multiply
    2,004,990.48x = 2,765,661.24 × 1,188,647.28
  4. Step 4: Simplify right side
    2,004,990.48x = 3,287,395,710,327.43
  5. Step 5: Solve for x
    x = 3,287,395,710,327.43/2,004,990.48
  6. Step 6: Final answer
    x = 1,639,606.64

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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.