Home / 4,155,376.80-6,233,065.20-2,380,989.60

Finding the Fourth Proportional to 4,155,376.80, 6,233,065.20 and 2,380,989.60

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Solution

The fourth proportional to 4,155,376.80, 6,233,065.20 and 2,380,989.60 is: 3,571,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,376.80 : 6,233,065.20 = 2,380,989.60 : x
  2. Step 2: Convert to fraction form
    4,155,376.80/6,233,065.20 = 2,380,989.60/x
  3. Step 3: Cross multiply
    4,155,376.80x = 6,233,065.20 × 2,380,989.60
  4. Step 4: Simplify right side
    4,155,376.80x = 14,840,863,417,321.92
  5. Step 5: Solve for x
    x = 14,840,863,417,321.92/4,155,376.80
  6. Step 6: Final answer
    x = 3,571,484.40

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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.