Home / 3,840,179.80-5,760,269.70-3,210,323.80

Finding the Fourth Proportional to 3,840,179.80, 5,760,269.70 and 3,210,323.80

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Solution

The fourth proportional to 3,840,179.80, 5,760,269.70 and 3,210,323.80 is: 4,815,485.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,179.80 : 5,760,269.70 = 3,210,323.80 : x
  2. Step 2: Convert to fraction form
    3,840,179.80/5,760,269.70 = 3,210,323.80/x
  3. Step 3: Cross multiply
    3,840,179.80x = 5,760,269.70 × 3,210,323.80
  4. Step 4: Simplify right side
    3,840,179.80x = 18,492,330,912,328.86
  5. Step 5: Solve for x
    x = 18,492,330,912,328.86/3,840,179.80
  6. Step 6: Final answer
    x = 4,815,485.70

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1.5x scale

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.