Home / 2,980,022.40-4,468,400.64-1,181,083.68

Finding the Fourth Proportional to 2,980,022.40, 4,468,400.64 and 1,181,083.68

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Solution

The fourth proportional to 2,980,022.40, 4,468,400.64 and 1,181,083.68 is: 1,770,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,022.40 : 4,468,400.64 = 1,181,083.68 : x
  2. Step 2: Convert to fraction form
    2,980,022.40/4,468,400.64 = 1,181,083.68/x
  3. Step 3: Cross multiply
    2,980,022.40x = 4,468,400.64 × 1,181,083.68
  4. Step 4: Simplify right side
    2,980,022.40x = 5,277,555,071,605.56
  5. Step 5: Solve for x
    x = 5,277,555,071,605.56/2,980,022.40
  6. Step 6: Final answer
    x = 1,770,978.32

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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.