Home / 3,139,371.40-4,709,057.10-2,182,777.60

Finding the Fourth Proportional to 3,139,371.40, 4,709,057.10 and 2,182,777.60

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Solution

The fourth proportional to 3,139,371.40, 4,709,057.10 and 2,182,777.60 is: 3,274,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,371.40 : 4,709,057.10 = 2,182,777.60 : x
  2. Step 2: Convert to fraction form
    3,139,371.40/4,709,057.10 = 2,182,777.60/x
  3. Step 3: Cross multiply
    3,139,371.40x = 4,709,057.10 × 2,182,777.60
  4. Step 4: Simplify right side
    3,139,371.40x = 10,278,824,355,000.96
  5. Step 5: Solve for x
    x = 10,278,824,355,000.96/3,139,371.40
  6. Step 6: Final answer
    x = 3,274,166.40

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Double scale
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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.