Home / 1,965,630.35-2,712,681.53-1,180,936.26

Finding the Fourth Proportional to 1,965,630.35, 2,712,681.53 and 1,180,936.26

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Solution

The fourth proportional to 1,965,630.35, 2,712,681.53 and 1,180,936.26 is: 1,629,759.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,630.35 : 2,712,681.53 = 1,180,936.26 : x
  2. Step 2: Convert to fraction form
    1,965,630.35/2,712,681.53 = 1,180,936.26/x
  3. Step 3: Cross multiply
    1,965,630.35x = 2,712,681.53 × 1,180,936.26
  4. Step 4: Simplify right side
    1,965,630.35x = 3,203,503,974,704.60
  5. Step 5: Solve for x
    x = 3,203,503,974,704.60/1,965,630.35
  6. Step 6: Final answer
    x = 1,629,759.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.