Home / 2,168,885.90-3,252,706.77-838,878.86

Finding the Fourth Proportional to 2,168,885.90, 3,252,706.77 and 838,878.86

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Solution

The fourth proportional to 2,168,885.90, 3,252,706.77 and 838,878.86 is: 1,258,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,885.90 : 3,252,706.77 = 838,878.86 : x
  2. Step 2: Convert to fraction form
    2,168,885.90/3,252,706.77 = 838,878.86/x
  3. Step 3: Cross multiply
    2,168,885.90x = 3,252,706.77 × 838,878.86
  4. Step 4: Simplify right side
    2,168,885.90x = 2,728,626,947,131.88
  5. Step 5: Solve for x
    x = 2,728,626,947,131.88/2,168,885.90
  6. Step 6: Final answer
    x = 1,258,077.68

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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.