Home / 1,998,972.45-2,758,647.20-1,093,554.45

Finding the Fourth Proportional to 1,998,972.45, 2,758,647.20 and 1,093,554.45

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Solution

The fourth proportional to 1,998,972.45, 2,758,647.20 and 1,093,554.45 is: 1,509,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,972.45 : 2,758,647.20 = 1,093,554.45 : x
  2. Step 2: Convert to fraction form
    1,998,972.45/2,758,647.20 = 1,093,554.45/x
  3. Step 3: Cross multiply
    1,998,972.45x = 2,758,647.20 × 1,093,554.45
  4. Step 4: Simplify right side
    1,998,972.45x = 3,016,730,916,072.27
  5. Step 5: Solve for x
    x = 3,016,730,916,072.27/1,998,972.45
  6. Step 6: Final answer
    x = 1,509,140.82

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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.