Home / 4,190,164.60-5,777,354.10-3,260,142.76

Finding the Fourth Proportional to 4,190,164.60, 5,777,354.10 and 3,260,142.76

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Solution

The fourth proportional to 4,190,164.60, 5,777,354.10 and 3,260,142.76 is: 4,495,049.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,164.60 : 5,777,354.10 = 3,260,142.76 : x
  2. Step 2: Convert to fraction form
    4,190,164.60/5,777,354.10 = 3,260,142.76/x
  3. Step 3: Cross multiply
    4,190,164.60x = 5,777,354.10 × 3,260,142.76
  4. Step 4: Simplify right side
    4,190,164.60x = 18,834,999,141,071.31
  5. Step 5: Solve for x
    x = 18,834,999,141,071.31/4,190,164.60
  6. Step 6: Final answer
    x = 4,495,049.94

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Double scale
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Similar ratio
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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.