Home / 3,648,990.20-5,473,485.30-2,305,297.40

Finding the Fourth Proportional to 3,648,990.20, 5,473,485.30 and 2,305,297.40

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Solution

The fourth proportional to 3,648,990.20, 5,473,485.30 and 2,305,297.40 is: 3,457,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,990.20 : 5,473,485.30 = 2,305,297.40 : x
  2. Step 2: Convert to fraction form
    3,648,990.20/5,473,485.30 = 2,305,297.40/x
  3. Step 3: Cross multiply
    3,648,990.20x = 5,473,485.30 × 2,305,297.40
  4. Step 4: Simplify right side
    3,648,990.20x = 12,618,011,431,028.22
  5. Step 5: Solve for x
    x = 12,618,011,431,028.22/3,648,990.20
  6. Step 6: Final answer
    x = 3,457,946.10

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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.