Home / 3,315,755.25-4,973,632.59-919,599.84

Finding the Fourth Proportional to 3,315,755.25, 4,973,632.59 and 919,599.84

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Solution

The fourth proportional to 3,315,755.25, 4,973,632.59 and 919,599.84 is: 1,379,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,755.25 : 4,973,632.59 = 919,599.84 : x
  2. Step 2: Convert to fraction form
    3,315,755.25/4,973,632.59 = 919,599.84/x
  3. Step 3: Cross multiply
    3,315,755.25x = 4,973,632.59 × 919,599.84
  4. Step 4: Simplify right side
    3,315,755.25x = 4,573,751,733,982.79
  5. Step 5: Solve for x
    x = 4,573,751,733,982.79/3,315,755.25
  6. Step 6: Final answer
    x = 1,379,399.68

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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.