Home / 3,188,228.20-4,783,623.90-1,295,117.80

Finding the Fourth Proportional to 3,188,228.20, 4,783,623.90 and 1,295,117.80

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Solution

The fourth proportional to 3,188,228.20, 4,783,623.90 and 1,295,117.80 is: 1,943,197.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,228.20 : 4,783,623.90 = 1,295,117.80 : x
  2. Step 2: Convert to fraction form
    3,188,228.20/4,783,623.90 = 1,295,117.80/x
  3. Step 3: Cross multiply
    3,188,228.20x = 4,783,623.90 × 1,295,117.80
  4. Step 4: Simplify right side
    3,188,228.20x = 6,195,356,461,395.42
  5. Step 5: Solve for x
    x = 6,195,356,461,395.42/3,188,228.20
  6. Step 6: Final answer
    x = 1,943,197.31

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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.