Home / 1,698,212.49-2,548,499.71-1,097,684.16

Finding the Fourth Proportional to 1,698,212.49, 2,548,499.71 and 1,097,684.16

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Solution

The fourth proportional to 1,698,212.49, 2,548,499.71 and 1,097,684.16 is: 1,647,289.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,212.49 : 2,548,499.71 = 1,097,684.16 : x
  2. Step 2: Convert to fraction form
    1,698,212.49/2,548,499.71 = 1,097,684.16/x
  3. Step 3: Cross multiply
    1,698,212.49x = 2,548,499.71 × 1,097,684.16
  4. Step 4: Simplify right side
    1,698,212.49x = 2,797,447,753,188.67
  5. Step 5: Solve for x
    x = 2,797,447,753,188.67/1,698,212.49
  6. Step 6: Final answer
    x = 1,647,289.59

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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.