Home / 3,098,768.40-4,648,152.60-2,142,174.60

Finding the Fourth Proportional to 3,098,768.40, 4,648,152.60 and 2,142,174.60

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Solution

The fourth proportional to 3,098,768.40, 4,648,152.60 and 2,142,174.60 is: 3,213,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,768.40 : 4,648,152.60 = 2,142,174.60 : x
  2. Step 2: Convert to fraction form
    3,098,768.40/4,648,152.60 = 2,142,174.60/x
  3. Step 3: Cross multiply
    3,098,768.40x = 4,648,152.60 × 2,142,174.60
  4. Step 4: Simplify right side
    3,098,768.40x = 9,957,154,436,643.96
  5. Step 5: Solve for x
    x = 9,957,154,436,643.96/3,098,768.40
  6. Step 6: Final answer
    x = 3,213,261.90

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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.