Home / 3,912,534.40-5,868,801.60-2,778,793.60

Finding the Fourth Proportional to 3,912,534.40, 5,868,801.60 and 2,778,793.60

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Solution

The fourth proportional to 3,912,534.40, 5,868,801.60 and 2,778,793.60 is: 4,168,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,534.40 : 5,868,801.60 = 2,778,793.60 : x
  2. Step 2: Convert to fraction form
    3,912,534.40/5,868,801.60 = 2,778,793.60/x
  3. Step 3: Cross multiply
    3,912,534.40x = 5,868,801.60 × 2,778,793.60
  4. Step 4: Simplify right side
    3,912,534.40x = 16,308,188,325,749.76
  5. Step 5: Solve for x
    x = 16,308,188,325,749.76/3,912,534.40
  6. Step 6: Final answer
    x = 4,168,190.40

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Similar ratio
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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.