Home / 1,538,907.72-2,123,626.70-850,544

Finding the Fourth Proportional to 1,538,907.72, 2,123,626.70 and 850,544

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Solution

The fourth proportional to 1,538,907.72, 2,123,626.70 and 850,544 is: 1,173,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,907.72 : 2,123,626.70 = 850,544 : x
  2. Step 2: Convert to fraction form
    1,538,907.72/2,123,626.70 = 850,544/x
  3. Step 3: Cross multiply
    1,538,907.72x = 2,123,626.70 × 850,544
  4. Step 4: Simplify right side
    1,538,907.72x = 1,806,237,947,924.80
  5. Step 5: Solve for x
    x = 1,806,237,947,924.80/1,538,907.72
  6. Step 6: Final answer
    x = 1,173,714.27

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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.