Home / 844,821.40-1,267,232.10-788,834.20

Finding the Fourth Proportional to 844,821.40, 1,267,232.10 and 788,834.20

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Solution

The fourth proportional to 844,821.40, 1,267,232.10 and 788,834.20 is: 1,183,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,821.40 : 1,267,232.10 = 788,834.20 : x
  2. Step 2: Convert to fraction form
    844,821.40/1,267,232.10 = 788,834.20/x
  3. Step 3: Cross multiply
    844,821.40x = 1,267,232.10 × 788,834.20
  4. Step 4: Simplify right side
    844,821.40x = 999,636,019,817.82
  5. Step 5: Solve for x
    x = 999,636,019,817.82/844,821.40
  6. Step 6: Final answer
    x = 1,183,251.30

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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.