Home / 3,878,081.73-5,809,554.90-3,021,140.90

Finding the Fourth Proportional to 3,878,081.73, 5,809,554.90 and 3,021,140.90

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Solution

The fourth proportional to 3,878,081.73, 5,809,554.90 and 3,021,140.90 is: 4,525,815.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,081.73 : 5,809,554.90 = 3,021,140.90 : x
  2. Step 2: Convert to fraction form
    3,878,081.73/5,809,554.90 = 3,021,140.90/x
  3. Step 3: Cross multiply
    3,878,081.73x = 5,809,554.90 × 3,021,140.90
  4. Step 4: Simplify right side
    3,878,081.73x = 17,551,483,919,185.41
  5. Step 5: Solve for x
    x = 17,551,483,919,185.41/3,878,081.73
  6. Step 6: Final answer
    x = 4,525,815.89

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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.