Home / 5,327,698.88-7,990,218.12-2,089,894.64

Finding the Fourth Proportional to 5,327,698.88, 7,990,218.12 and 2,089,894.64

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Solution

The fourth proportional to 5,327,698.88, 7,990,218.12 and 2,089,894.64 is: 3,134,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,698.88 : 7,990,218.12 = 2,089,894.64 : x
  2. Step 2: Convert to fraction form
    5,327,698.88/7,990,218.12 = 2,089,894.64/x
  3. Step 3: Cross multiply
    5,327,698.88x = 7,990,218.12 × 2,089,894.64
  4. Step 4: Simplify right side
    5,327,698.88x = 16,698,714,021,418.88
  5. Step 5: Solve for x
    x = 16,698,714,021,418.88/5,327,698.88
  6. Step 6: Final answer
    x = 3,134,320.16

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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.