Home / 3,485,502.42-5,228,257.74-1,089,359.61

Finding the Fourth Proportional to 3,485,502.42, 5,228,257.74 and 1,089,359.61

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Solution

The fourth proportional to 3,485,502.42, 5,228,257.74 and 1,089,359.61 is: 1,634,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,502.42 : 5,228,257.74 = 1,089,359.61 : x
  2. Step 2: Convert to fraction form
    3,485,502.42/5,228,257.74 = 1,089,359.61/x
  3. Step 3: Cross multiply
    3,485,502.42x = 5,228,257.74 × 1,089,359.61
  4. Step 4: Simplify right side
    3,485,502.42x = 5,695,452,812,625.88
  5. Step 5: Solve for x
    x = 5,695,452,812,625.88/3,485,502.42
  6. Step 6: Final answer
    x = 1,634,040.70

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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.