Home / 1,916,562.44-2,874,221.72-636,826.24

Finding the Fourth Proportional to 1,916,562.44, 2,874,221.72 and 636,826.24

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Solution

The fourth proportional to 1,916,562.44, 2,874,221.72 and 636,826.24 is: 955,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,562.44 : 2,874,221.72 = 636,826.24 : x
  2. Step 2: Convert to fraction form
    1,916,562.44/2,874,221.72 = 636,826.24/x
  3. Step 3: Cross multiply
    1,916,562.44x = 2,874,221.72 × 636,826.24
  4. Step 4: Simplify right side
    1,916,562.44x = 1,830,379,810,873.93
  5. Step 5: Solve for x
    x = 1,830,379,810,873.93/1,916,562.44
  6. Step 6: Final answer
    x = 955,032.70

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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.