Home / 3,178,530.60-4,767,577.20-1,019,524.20

Finding the Fourth Proportional to 3,178,530.60, 4,767,577.20 and 1,019,524.20

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Solution

The fourth proportional to 3,178,530.60, 4,767,577.20 and 1,019,524.20 is: 1,529,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,530.60 : 4,767,577.20 = 1,019,524.20 : x
  2. Step 2: Convert to fraction form
    3,178,530.60/4,767,577.20 = 1,019,524.20/x
  3. Step 3: Cross multiply
    3,178,530.60x = 4,767,577.20 × 1,019,524.20
  4. Step 4: Simplify right side
    3,178,530.60x = 4,860,660,330,768.24
  5. Step 5: Solve for x
    x = 4,860,660,330,768.24/3,178,530.60
  6. Step 6: Final answer
    x = 1,529,216.15

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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.