Home / 2,620,504.80-3,929,427.90-1,199,343.60

Finding the Fourth Proportional to 2,620,504.80, 3,929,427.90 and 1,199,343.60

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Solution

The fourth proportional to 2,620,504.80, 3,929,427.90 and 1,199,343.60 is: 1,798,407.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,504.80 : 3,929,427.90 = 1,199,343.60 : x
  2. Step 2: Convert to fraction form
    2,620,504.80/3,929,427.90 = 1,199,343.60/x
  3. Step 3: Cross multiply
    2,620,504.80x = 3,929,427.90 × 1,199,343.60
  4. Step 4: Simplify right side
    2,620,504.80x = 4,712,734,203,526.44
  5. Step 5: Solve for x
    x = 4,712,734,203,526.44/2,620,504.80
  6. Step 6: Final answer
    x = 1,798,407.01

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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.