Home / 4,140,704.80-6,211,057.20-1,300,812.40

Finding the Fourth Proportional to 4,140,704.80, 6,211,057.20 and 1,300,812.40

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Solution

The fourth proportional to 4,140,704.80, 6,211,057.20 and 1,300,812.40 is: 1,951,218.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,704.80 : 6,211,057.20 = 1,300,812.40 : x
  2. Step 2: Convert to fraction form
    4,140,704.80/6,211,057.20 = 1,300,812.40/x
  3. Step 3: Cross multiply
    4,140,704.80x = 6,211,057.20 × 1,300,812.40
  4. Step 4: Simplify right side
    4,140,704.80x = 8,079,420,222,869.28
  5. Step 5: Solve for x
    x = 8,079,420,222,869.28/4,140,704.80
  6. Step 6: Final answer
    x = 1,951,218.60

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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.