Home / 2,164,926.67-2,987,604.62-1,198,123.63

Finding the Fourth Proportional to 2,164,926.67, 2,987,604.62 and 1,198,123.63

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Solution

The fourth proportional to 2,164,926.67, 2,987,604.62 and 1,198,123.63 is: 1,653,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,926.67 : 2,987,604.62 = 1,198,123.63 : x
  2. Step 2: Convert to fraction form
    2,164,926.67/2,987,604.62 = 1,198,123.63/x
  3. Step 3: Cross multiply
    2,164,926.67x = 2,987,604.62 × 1,198,123.63
  4. Step 4: Simplify right side
    2,164,926.67x = 3,579,519,692,319.17
  5. Step 5: Solve for x
    x = 3,579,519,692,319.17/2,164,926.67
  6. Step 6: Final answer
    x = 1,653,413.83

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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.