Home / 4,290,211.72-5,924,335.08-3,200,590.90

Finding the Fourth Proportional to 4,290,211.72, 5,924,335.08 and 3,200,590.90

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Solution

The fourth proportional to 4,290,211.72, 5,924,335.08 and 3,200,590.90 is: 4,419,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,211.72 : 5,924,335.08 = 3,200,590.90 : x
  2. Step 2: Convert to fraction form
    4,290,211.72/5,924,335.08 = 3,200,590.90/x
  3. Step 3: Cross multiply
    4,290,211.72x = 5,924,335.08 × 3,200,590.90
  4. Step 4: Simplify right side
    4,290,211.72x = 18,961,372,945,598.77
  5. Step 5: Solve for x
    x = 18,961,372,945,598.77/4,290,211.72
  6. Step 6: Final answer
    x = 4,419,682.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.