Home / 2,719,912.80-4,075,203.60-1,296,904.80

Finding the Fourth Proportional to 2,719,912.80, 4,075,203.60 and 1,296,904.80

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Solution

The fourth proportional to 2,719,912.80, 4,075,203.60 and 1,296,904.80 is: 1,943,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,912.80 : 4,075,203.60 = 1,296,904.80 : x
  2. Step 2: Convert to fraction form
    2,719,912.80/4,075,203.60 = 1,296,904.80/x
  3. Step 3: Cross multiply
    2,719,912.80x = 4,075,203.60 × 1,296,904.80
  4. Step 4: Simplify right side
    2,719,912.80x = 5,285,151,109,817.28
  5. Step 5: Solve for x
    x = 5,285,151,109,817.28/2,719,912.80
  6. Step 6: Final answer
    x = 1,943,132.56

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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.