Home / 2,380,485.70-3,571,056.60-863,801.20

Finding the Fourth Proportional to 2,380,485.70, 3,571,056.60 and 863,801.20

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Solution

The fourth proportional to 2,380,485.70, 3,571,056.60 and 863,801.20 is: 1,295,820.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,485.70 : 3,571,056.60 = 863,801.20 : x
  2. Step 2: Convert to fraction form
    2,380,485.70/3,571,056.60 = 863,801.20/x
  3. Step 3: Cross multiply
    2,380,485.70x = 3,571,056.60 × 863,801.20
  4. Step 4: Simplify right side
    2,380,485.70x = 3,084,682,976,347.92
  5. Step 5: Solve for x
    x = 3,084,682,976,347.92/2,380,485.70
  6. Step 6: Final answer
    x = 1,295,820.84

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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.