Home / 3,615,841.42-4,989,922.41-1,984,400.58

Finding the Fourth Proportional to 3,615,841.42, 4,989,922.41 and 1,984,400.58

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Solution

The fourth proportional to 3,615,841.42, 4,989,922.41 and 1,984,400.58 is: 2,738,506.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,841.42 : 4,989,922.41 = 1,984,400.58 : x
  2. Step 2: Convert to fraction form
    3,615,841.42/4,989,922.41 = 1,984,400.58/x
  3. Step 3: Cross multiply
    3,615,841.42x = 4,989,922.41 × 1,984,400.58
  4. Step 4: Simplify right side
    3,615,841.42x = 9,902,004,924,559.00
  5. Step 5: Solve for x
    x = 9,902,004,924,559.00/3,615,841.42
  6. Step 6: Final answer
    x = 2,738,506.42

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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.