Home / 1,122,481.59-1,683,889.04-412,454.22

Finding the Fourth Proportional to 1,122,481.59, 1,683,889.04 and 412,454.22

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Solution

The fourth proportional to 1,122,481.59, 1,683,889.04 and 412,454.22 is: 618,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,481.59 : 1,683,889.04 = 412,454.22 : x
  2. Step 2: Convert to fraction form
    1,122,481.59/1,683,889.04 = 412,454.22/x
  3. Step 3: Cross multiply
    1,122,481.59x = 1,683,889.04 × 412,454.22
  4. Step 4: Simplify right side
    1,122,481.59x = 694,527,140,559.75
  5. Step 5: Solve for x
    x = 694,527,140,559.75/1,122,481.59
  6. Step 6: Final answer
    x = 618,742.57

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1.5x scale

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.