Home / 4,120,887.60-6,181,331.40-2,845,429.20

Finding the Fourth Proportional to 4,120,887.60, 6,181,331.40 and 2,845,429.20

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Solution

The fourth proportional to 4,120,887.60, 6,181,331.40 and 2,845,429.20 is: 4,268,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,887.60 : 6,181,331.40 = 2,845,429.20 : x
  2. Step 2: Convert to fraction form
    4,120,887.60/6,181,331.40 = 2,845,429.20/x
  3. Step 3: Cross multiply
    4,120,887.60x = 6,181,331.40 × 2,845,429.20
  4. Step 4: Simplify right side
    4,120,887.60x = 17,588,540,860,436.88
  5. Step 5: Solve for x
    x = 17,588,540,860,436.88/4,120,887.60
  6. Step 6: Final answer
    x = 4,268,143.80

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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.