Home / 4,080,310.05-6,120,243.71-1,240,200.77

Finding the Fourth Proportional to 4,080,310.05, 6,120,243.71 and 1,240,200.77

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Solution

The fourth proportional to 4,080,310.05, 6,120,243.71 and 1,240,200.77 is: 1,860,233.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,310.05 : 6,120,243.71 = 1,240,200.77 : x
  2. Step 2: Convert to fraction form
    4,080,310.05/6,120,243.71 = 1,240,200.77/x
  3. Step 3: Cross multiply
    4,080,310.05x = 6,120,243.71 × 1,240,200.77
  4. Step 4: Simplify right side
    4,080,310.05x = 7,590,330,970,980.69
  5. Step 5: Solve for x
    x = 7,590,330,970,980.69/4,080,310.05
  6. Step 6: Final answer
    x = 1,860,233.87

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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.