Home / 3,100,014.48-4,650,109.74-856,152.48

Finding the Fourth Proportional to 3,100,014.48, 4,650,109.74 and 856,152.48

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Solution

The fourth proportional to 3,100,014.48, 4,650,109.74 and 856,152.48 is: 1,284,253.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,014.48 : 4,650,109.74 = 856,152.48 : x
  2. Step 2: Convert to fraction form
    3,100,014.48/4,650,109.74 = 856,152.48/x
  3. Step 3: Cross multiply
    3,100,014.48x = 4,650,109.74 × 856,152.48
  4. Step 4: Simplify right side
    3,100,014.48x = 3,981,202,986,173.16
  5. Step 5: Solve for x
    x = 3,981,202,986,173.16/3,100,014.48
  6. Step 6: Final answer
    x = 1,284,253.03

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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.