Home / 1,224,170.20-1,834,943.10-465,718.60

Finding the Fourth Proportional to 1,224,170.20, 1,834,943.10 and 465,718.60

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Solution

The fourth proportional to 1,224,170.20, 1,834,943.10 and 465,718.60 is: 698,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,170.20 : 1,834,943.10 = 465,718.60 : x
  2. Step 2: Convert to fraction form
    1,224,170.20/1,834,943.10 = 465,718.60/x
  3. Step 3: Cross multiply
    1,224,170.20x = 1,834,943.10 × 465,718.60
  4. Step 4: Simplify right side
    1,224,170.20x = 854,567,131,611.66
  5. Step 5: Solve for x
    x = 854,567,131,611.66/1,224,170.20
  6. Step 6: Final answer
    x = 698,078.69

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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.