Home / 4,192,740.42-5,786,995.77-3,909,071.94

Finding the Fourth Proportional to 4,192,740.42, 5,786,995.77 and 3,909,071.94

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Solution

The fourth proportional to 4,192,740.42, 5,786,995.77 and 3,909,071.94 is: 5,395,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,740.42 : 5,786,995.77 = 3,909,071.94 : x
  2. Step 2: Convert to fraction form
    4,192,740.42/5,786,995.77 = 3,909,071.94/x
  3. Step 3: Cross multiply
    4,192,740.42x = 5,786,995.77 × 3,909,071.94
  4. Step 4: Simplify right side
    4,192,740.42x = 22,621,782,781,405.69
  5. Step 5: Solve for x
    x = 22,621,782,781,405.69/4,192,740.42
  6. Step 6: Final answer
    x = 5,395,464.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.