Home / 2,193,297.60-3,289,946.40-697,540.80

Finding the Fourth Proportional to 2,193,297.60, 3,289,946.40 and 697,540.80

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Solution

The fourth proportional to 2,193,297.60, 3,289,946.40 and 697,540.80 is: 1,046,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,297.60 : 3,289,946.40 = 697,540.80 : x
  2. Step 2: Convert to fraction form
    2,193,297.60/3,289,946.40 = 697,540.80/x
  3. Step 3: Cross multiply
    2,193,297.60x = 3,289,946.40 × 697,540.80
  4. Step 4: Simplify right side
    2,193,297.60x = 2,294,871,843,813.12
  5. Step 5: Solve for x
    x = 2,294,871,843,813.12/2,193,297.60
  6. Step 6: Final answer
    x = 1,046,311.20

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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.