Home / 2,801,996.20-4,202,994.30-1,845,402.40

Finding the Fourth Proportional to 2,801,996.20, 4,202,994.30 and 1,845,402.40

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Solution

The fourth proportional to 2,801,996.20, 4,202,994.30 and 1,845,402.40 is: 2,768,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,996.20 : 4,202,994.30 = 1,845,402.40 : x
  2. Step 2: Convert to fraction form
    2,801,996.20/4,202,994.30 = 1,845,402.40/x
  3. Step 3: Cross multiply
    2,801,996.20x = 4,202,994.30 × 1,845,402.40
  4. Step 4: Simplify right side
    2,801,996.20x = 7,756,215,768,406.32
  5. Step 5: Solve for x
    x = 7,756,215,768,406.32/2,801,996.20
  6. Step 6: Final answer
    x = 2,768,103.60

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Similar ratio
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1.5x scale

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.