Home / 3,828,678.84-5,283,824.81-2,197,154.97

Finding the Fourth Proportional to 3,828,678.84, 5,283,824.81 and 2,197,154.97

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Solution

The fourth proportional to 3,828,678.84, 5,283,824.81 and 2,197,154.97 is: 3,032,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,678.84 : 5,283,824.81 = 2,197,154.97 : x
  2. Step 2: Convert to fraction form
    3,828,678.84/5,283,824.81 = 2,197,154.97/x
  3. Step 3: Cross multiply
    3,828,678.84x = 5,283,824.81 × 2,197,154.97
  4. Step 4: Simplify right side
    3,828,678.84x = 11,609,381,930,915.03
  5. Step 5: Solve for x
    x = 11,609,381,930,915.03/3,828,678.84
  6. Step 6: Final answer
    x = 3,032,216.18

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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.