Home / 2,566,805.32-3,853,992.88-1,431,785.12

Finding the Fourth Proportional to 2,566,805.32, 3,853,992.88 and 1,431,785.12

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Solution

The fourth proportional to 2,566,805.32, 3,853,992.88 and 1,431,785.12 is: 2,149,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566,805.32 : 3,853,992.88 = 1,431,785.12 : x
  2. Step 2: Convert to fraction form
    2,566,805.32/3,853,992.88 = 1,431,785.12/x
  3. Step 3: Cross multiply
    2,566,805.32x = 3,853,992.88 × 1,431,785.12
  4. Step 4: Simplify right side
    2,566,805.32x = 5,518,089,658,169.95
  5. Step 5: Solve for x
    x = 5,518,089,658,169.95/2,566,805.32
  6. Step 6: Final answer
    x = 2,149,788.93

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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.