Home / 2,065,855.98-3,089,271.17-1,965,079.02

Finding the Fourth Proportional to 2,065,855.98, 3,089,271.17 and 1,965,079.02

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Solution

The fourth proportional to 2,065,855.98, 3,089,271.17 and 1,965,079.02 is: 2,938,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,855.98 : 3,089,271.17 = 1,965,079.02 : x
  2. Step 2: Convert to fraction form
    2,065,855.98/3,089,271.17 = 1,965,079.02/x
  3. Step 3: Cross multiply
    2,065,855.98x = 3,089,271.17 × 1,965,079.02
  4. Step 4: Simplify right side
    2,065,855.98x = 6,070,661,963,257.85
  5. Step 5: Solve for x
    x = 6,070,661,963,257.85/2,065,855.98
  6. Step 6: Final answer
    x = 2,938,569.79

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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.