Home / 1,245,603.42-1,868,995.62-741,160.94

Finding the Fourth Proportional to 1,245,603.42, 1,868,995.62 and 741,160.94

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Solution

The fourth proportional to 1,245,603.42, 1,868,995.62 and 741,160.94 is: 1,112,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,603.42 : 1,868,995.62 = 741,160.94 : x
  2. Step 2: Convert to fraction form
    1,245,603.42/1,868,995.62 = 741,160.94/x
  3. Step 3: Cross multiply
    1,245,603.42x = 1,868,995.62 × 741,160.94
  4. Step 4: Simplify right side
    1,245,603.42x = 1,385,226,541,230.11
  5. Step 5: Solve for x
    x = 1,385,226,541,230.11/1,245,603.42
  6. Step 6: Final answer
    x = 1,112,092.76

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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.