Home / 4,759,563.60-7,128,847.80-2,862,997.20

Finding the Fourth Proportional to 4,759,563.60, 7,128,847.80 and 2,862,997.20

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Solution

The fourth proportional to 4,759,563.60, 7,128,847.80 and 2,862,997.20 is: 4,288,181.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759,563.60 : 7,128,847.80 = 2,862,997.20 : x
  2. Step 2: Convert to fraction form
    4,759,563.60/7,128,847.80 = 2,862,997.20/x
  3. Step 3: Cross multiply
    4,759,563.60x = 7,128,847.80 × 2,862,997.20
  4. Step 4: Simplify right side
    4,759,563.60x = 20,409,871,290,626.16
  5. Step 5: Solve for x
    x = 20,409,871,290,626.16/4,759,563.60
  6. Step 6: Final answer
    x = 4,288,181.23

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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.