Home / 3,628,908.60-5,438,697.30-2,207,455.80

Finding the Fourth Proportional to 3,628,908.60, 5,438,697.30 and 2,207,455.80

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Solution

The fourth proportional to 3,628,908.60, 5,438,697.30 and 2,207,455.80 is: 3,308,345.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,908.60 : 5,438,697.30 = 2,207,455.80 : x
  2. Step 2: Convert to fraction form
    3,628,908.60/5,438,697.30 = 2,207,455.80/x
  3. Step 3: Cross multiply
    3,628,908.60x = 5,438,697.30 × 2,207,455.80
  4. Step 4: Simplify right side
    3,628,908.60x = 12,005,683,899,329.34
  5. Step 5: Solve for x
    x = 12,005,683,899,329.34/3,628,908.60
  6. Step 6: Final answer
    x = 3,308,345.63

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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.