Home / 3,610,043.20-5,415,064.80-3,043,172.80

Finding the Fourth Proportional to 3,610,043.20, 5,415,064.80 and 3,043,172.80

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Solution

The fourth proportional to 3,610,043.20, 5,415,064.80 and 3,043,172.80 is: 4,564,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,043.20 : 5,415,064.80 = 3,043,172.80 : x
  2. Step 2: Convert to fraction form
    3,610,043.20/5,415,064.80 = 3,043,172.80/x
  3. Step 3: Cross multiply
    3,610,043.20x = 5,415,064.80 × 3,043,172.80
  4. Step 4: Simplify right side
    3,610,043.20x = 16,478,977,909,597.44
  5. Step 5: Solve for x
    x = 16,478,977,909,597.44/3,610,043.20
  6. Step 6: Final answer
    x = 4,564,759.20

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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.