Home / 2,168,885.40-3,252,706.02-838,878.36

Finding the Fourth Proportional to 2,168,885.40, 3,252,706.02 and 838,878.36

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Solution

The fourth proportional to 2,168,885.40, 3,252,706.02 and 838,878.36 is: 1,258,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,885.40 : 3,252,706.02 = 838,878.36 : x
  2. Step 2: Convert to fraction form
    2,168,885.40/3,252,706.02 = 838,878.36/x
  3. Step 3: Cross multiply
    2,168,885.40x = 3,252,706.02 × 838,878.36
  4. Step 4: Simplify right side
    2,168,885.40x = 2,728,624,691,619.73
  5. Step 5: Solve for x
    x = 2,728,624,691,619.73/2,168,885.40
  6. Step 6: Final answer
    x = 1,258,076.93

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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.