Home / 1,863,603.05-2,793,633.23-1,187,787.38

Finding the Fourth Proportional to 1,863,603.05, 2,793,633.23 and 1,187,787.38

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Solution

The fourth proportional to 1,863,603.05, 2,793,633.23 and 1,187,787.38 is: 1,780,552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,603.05 : 2,793,633.23 = 1,187,787.38 : x
  2. Step 2: Convert to fraction form
    1,863,603.05/2,793,633.23 = 1,187,787.38/x
  3. Step 3: Cross multiply
    1,863,603.05x = 2,793,633.23 × 1,187,787.38
  4. Step 4: Simplify right side
    1,863,603.05x = 3,318,242,283,943.94
  5. Step 5: Solve for x
    x = 3,318,242,283,943.94/1,863,603.05
  6. Step 6: Final answer
    x = 1,780,552.08

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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.