Home / 994,653.50-1,489,006.46-609,188.65

Finding the Fourth Proportional to 994,653.50, 1,489,006.46 and 609,188.65

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Solution

The fourth proportional to 994,653.50, 1,489,006.46 and 609,188.65 is: 911,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,653.50 : 1,489,006.46 = 609,188.65 : x
  2. Step 2: Convert to fraction form
    994,653.50/1,489,006.46 = 609,188.65/x
  3. Step 3: Cross multiply
    994,653.50x = 1,489,006.46 × 609,188.65
  4. Step 4: Simplify right side
    994,653.50x = 907,085,835,208.68
  5. Step 5: Solve for x
    x = 907,085,835,208.68/994,653.50
  6. Step 6: Final answer
    x = 911,961.64

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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.