Home / 994,885.44-1,492,768.80-521,458.24

Finding the Fourth Proportional to 994,885.44, 1,492,768.80 and 521,458.24

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Solution

The fourth proportional to 994,885.44, 1,492,768.80 and 521,458.24 is: 782,418.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,885.44 : 1,492,768.80 = 521,458.24 : x
  2. Step 2: Convert to fraction form
    994,885.44/1,492,768.80 = 521,458.24/x
  3. Step 3: Cross multiply
    994,885.44x = 1,492,768.80 × 521,458.24
  4. Step 4: Simplify right side
    994,885.44x = 778,416,591,174.91
  5. Step 5: Solve for x
    x = 778,416,591,174.91/994,885.44
  6. Step 6: Final answer
    x = 782,418.32

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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.