Home / 1,916,868.24-2,874,223.44-636,790.41

Finding the Fourth Proportional to 1,916,868.24, 2,874,223.44 and 636,790.41

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Solution

The fourth proportional to 1,916,868.24, 2,874,223.44 and 636,790.41 is: 954,827.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,868.24 : 2,874,223.44 = 636,790.41 : x
  2. Step 2: Convert to fraction form
    1,916,868.24/2,874,223.44 = 636,790.41/x
  3. Step 3: Cross multiply
    1,916,868.24x = 2,874,223.44 × 636,790.41
  4. Step 4: Simplify right side
    1,916,868.24x = 1,830,277,922,789.21
  5. Step 5: Solve for x
    x = 1,830,277,922,789.21/1,916,868.24
  6. Step 6: Final answer
    x = 954,827.19

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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.