Home / 3,615,323.22-5,423,015.97-919,651.05

Finding the Fourth Proportional to 3,615,323.22, 5,423,015.97 and 919,651.05

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Solution

The fourth proportional to 3,615,323.22, 5,423,015.97 and 919,651.05 is: 1,379,484.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,323.22 : 5,423,015.97 = 919,651.05 : x
  2. Step 2: Convert to fraction form
    3,615,323.22/5,423,015.97 = 919,651.05/x
  3. Step 3: Cross multiply
    3,615,323.22x = 5,423,015.97 × 919,651.05
  4. Step 4: Simplify right side
    3,615,323.22x = 4,987,282,330,977.27
  5. Step 5: Solve for x
    x = 4,987,282,330,977.27/3,615,323.22
  6. Step 6: Final answer
    x = 1,379,484.50

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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.