Home / 2,040,426.95-2,815,731.09-1,122,656.69

Finding the Fourth Proportional to 2,040,426.95, 2,815,731.09 and 1,122,656.69

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Solution

The fourth proportional to 2,040,426.95, 2,815,731.09 and 1,122,656.69 is: 1,549,234.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,426.95 : 2,815,731.09 = 1,122,656.69 : x
  2. Step 2: Convert to fraction form
    2,040,426.95/2,815,731.09 = 1,122,656.69/x
  3. Step 3: Cross multiply
    2,040,426.95x = 2,815,731.09 × 1,122,656.69
  4. Step 4: Simplify right side
    2,040,426.95x = 3,161,099,352,468.82
  5. Step 5: Solve for x
    x = 3,161,099,352,468.82/2,040,426.95
  6. Step 6: Final answer
    x = 1,549,234.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.