Home / 1,395,153.45-1,925,522.13-851,604.33

Finding the Fourth Proportional to 1,395,153.45, 1,925,522.13 and 851,604.33

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Solution

The fourth proportional to 1,395,153.45, 1,925,522.13 and 851,604.33 is: 1,175,342.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,153.45 : 1,925,522.13 = 851,604.33 : x
  2. Step 2: Convert to fraction form
    1,395,153.45/1,925,522.13 = 851,604.33/x
  3. Step 3: Cross multiply
    1,395,153.45x = 1,925,522.13 × 851,604.33
  4. Step 4: Simplify right side
    1,395,153.45x = 1,639,782,983,418.82
  5. Step 5: Solve for x
    x = 1,639,782,983,418.82/1,395,153.45
  6. Step 6: Final answer
    x = 1,175,342.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.