Home / 6,122,130.80-9,184,168.20-2,078,999.60

Finding the Fourth Proportional to 6,122,130.80, 9,184,168.20 and 2,078,999.60

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Solution

The fourth proportional to 6,122,130.80, 9,184,168.20 and 2,078,999.60 is: 3,118,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122,130.80 : 9,184,168.20 = 2,078,999.60 : x
  2. Step 2: Convert to fraction form
    6,122,130.80/9,184,168.20 = 2,078,999.60/x
  3. Step 3: Cross multiply
    6,122,130.80x = 9,184,168.20 × 2,078,999.60
  4. Step 4: Simplify right side
    6,122,130.80x = 19,093,882,014,132.72
  5. Step 5: Solve for x
    x = 19,093,882,014,132.72/6,122,130.80
  6. Step 6: Final answer
    x = 3,118,829.48

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1.5x scale

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.