Home / 1,122,540.96-1,683,825.84-374,586.96

Finding the Fourth Proportional to 1,122,540.96, 1,683,825.84 and 374,586.96

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Solution

The fourth proportional to 1,122,540.96, 1,683,825.84 and 374,586.96 is: 561,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,540.96 : 1,683,825.84 = 374,586.96 : x
  2. Step 2: Convert to fraction form
    1,122,540.96/1,683,825.84 = 374,586.96/x
  3. Step 3: Cross multiply
    1,122,540.96x = 1,683,825.84 × 374,586.96
  4. Step 4: Simplify right side
    1,122,540.96x = 630,739,202,575.05
  5. Step 5: Solve for x
    x = 630,739,202,575.05/1,122,540.96
  6. Step 6: Final answer
    x = 561,885.25

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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.