Home / 4,120,808.20-6,181,212.30-2,777,115.40

Finding the Fourth Proportional to 4,120,808.20, 6,181,212.30 and 2,777,115.40

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Solution

The fourth proportional to 4,120,808.20, 6,181,212.30 and 2,777,115.40 is: 4,165,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,808.20 : 6,181,212.30 = 2,777,115.40 : x
  2. Step 2: Convert to fraction form
    4,120,808.20/6,181,212.30 = 2,777,115.40/x
  3. Step 3: Cross multiply
    4,120,808.20x = 6,181,212.30 × 2,777,115.40
  4. Step 4: Simplify right side
    4,120,808.20x = 17,165,939,868,999.42
  5. Step 5: Solve for x
    x = 17,165,939,868,999.42/4,120,808.20
  6. Step 6: Final answer
    x = 4,165,673.10

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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.