Home / 3,075,321.60-4,612,982.40-2,851,372.80

Finding the Fourth Proportional to 3,075,321.60, 4,612,982.40 and 2,851,372.80

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Solution

The fourth proportional to 3,075,321.60, 4,612,982.40 and 2,851,372.80 is: 4,277,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,321.60 : 4,612,982.40 = 2,851,372.80 : x
  2. Step 2: Convert to fraction form
    3,075,321.60/4,612,982.40 = 2,851,372.80/x
  3. Step 3: Cross multiply
    3,075,321.60x = 4,612,982.40 × 2,851,372.80
  4. Step 4: Simplify right side
    3,075,321.60x = 13,153,332,542,238.72
  5. Step 5: Solve for x
    x = 13,153,332,542,238.72/3,075,321.60
  6. Step 6: Final answer
    x = 4,277,059.20

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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.