Home / 1,277,302.23-1,916,323.16-378,765.58

Finding the Fourth Proportional to 1,277,302.23, 1,916,323.16 and 378,765.58

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Solution

The fourth proportional to 1,277,302.23, 1,916,323.16 and 378,765.58 is: 568,258.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,302.23 : 1,916,323.16 = 378,765.58 : x
  2. Step 2: Convert to fraction form
    1,277,302.23/1,916,323.16 = 378,765.58/x
  3. Step 3: Cross multiply
    1,277,302.23x = 1,916,323.16 × 378,765.58
  4. Step 4: Simplify right side
    1,277,302.23x = 725,837,253,164.83
  5. Step 5: Solve for x
    x = 725,837,253,164.83/1,277,302.23
  6. Step 6: Final answer
    x = 568,258.03

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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.