Home / 2,200,157.77-3,299,407.18-920,853.89

Finding the Fourth Proportional to 2,200,157.77, 3,299,407.18 and 920,853.89

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Solution

The fourth proportional to 2,200,157.77, 3,299,407.18 and 920,853.89 is: 1,380,933.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,157.77 : 3,299,407.18 = 920,853.89 : x
  2. Step 2: Convert to fraction form
    2,200,157.77/3,299,407.18 = 920,853.89/x
  3. Step 3: Cross multiply
    2,200,157.77x = 3,299,407.18 × 920,853.89
  4. Step 4: Simplify right side
    2,200,157.77x = 3,038,271,936,396.93
  5. Step 5: Solve for x
    x = 3,038,271,936,396.93/2,200,157.77
  6. Step 6: Final answer
    x = 1,380,933.67

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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.