Home / 3,308,963.86-4,948,208.07-3,147,538.55

Finding the Fourth Proportional to 3,308,963.86, 4,948,208.07 and 3,147,538.55

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Solution

The fourth proportional to 3,308,963.86, 4,948,208.07 and 3,147,538.55 is: 4,706,813.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,963.86 : 4,948,208.07 = 3,147,538.55 : x
  2. Step 2: Convert to fraction form
    3,308,963.86/4,948,208.07 = 3,147,538.55/x
  3. Step 3: Cross multiply
    3,308,963.86x = 4,948,208.07 × 3,147,538.55
  4. Step 4: Simplify right side
    3,308,963.86x = 15,574,675,654,313.35
  5. Step 5: Solve for x
    x = 15,574,675,654,313.35/3,308,963.86
  6. Step 6: Final answer
    x = 4,706,813.47

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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.