Home / 1,277,599.66-1,916,590.88-412,745.60

Finding the Fourth Proportional to 1,277,599.66, 1,916,590.88 and 412,745.60

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Solution

The fourth proportional to 1,277,599.66, 1,916,590.88 and 412,745.60 is: 619,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,599.66 : 1,916,590.88 = 412,745.60 : x
  2. Step 2: Convert to fraction form
    1,277,599.66/1,916,590.88 = 412,745.60/x
  3. Step 3: Cross multiply
    1,277,599.66x = 1,916,590.88 × 412,745.60
  4. Step 4: Simplify right side
    1,277,599.66x = 791,064,452,720.13
  5. Step 5: Solve for x
    x = 791,064,452,720.13/1,277,599.66
  6. Step 6: Final answer
    x = 619,180.23

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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.