Home / 3,315,816.20-4,973,724.30-2,923,905.80

Finding the Fourth Proportional to 3,315,816.20, 4,973,724.30 and 2,923,905.80

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Solution

The fourth proportional to 3,315,816.20, 4,973,724.30 and 2,923,905.80 is: 4,385,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,816.20 : 4,973,724.30 = 2,923,905.80 : x
  2. Step 2: Convert to fraction form
    3,315,816.20/4,973,724.30 = 2,923,905.80/x
  3. Step 3: Cross multiply
    3,315,816.20x = 4,973,724.30 × 2,923,905.80
  4. Step 4: Simplify right side
    3,315,816.20x = 14,542,701,328,370.94
  5. Step 5: Solve for x
    x = 14,542,701,328,370.94/3,315,816.20
  6. Step 6: Final answer
    x = 4,385,858.70

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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.