Home / 1,993,561.86-2,751,090.80-1,134,120.26

Finding the Fourth Proportional to 1,993,561.86, 2,751,090.80 and 1,134,120.26

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Solution

The fourth proportional to 1,993,561.86, 2,751,090.80 and 1,134,120.26 is: 1,565,071.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,561.86 : 2,751,090.80 = 1,134,120.26 : x
  2. Step 2: Convert to fraction form
    1,993,561.86/2,751,090.80 = 1,134,120.26/x
  3. Step 3: Cross multiply
    1,993,561.86x = 2,751,090.80 × 1,134,120.26
  4. Step 4: Simplify right side
    1,993,561.86x = 3,120,067,813,379.61
  5. Step 5: Solve for x
    x = 3,120,067,813,379.61/1,993,561.86
  6. Step 6: Final answer
    x = 1,565,071.98

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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.