Finding the Fourth Proportional to 5,308,963.94, 7,326,992.22 and 3,017,469.08
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Solution
The fourth proportional to 5,308,963.94, 7,326,992.22 and 3,017,469.08 is: 4,164,460.85
Step by Step Solution
- Step 1: Write the proportion equation
5,308,963.94 : 7,326,992.22 = 3,017,469.08 : x - Step 2: Convert to fraction form
5,308,963.94/7,326,992.22 = 3,017,469.08/x - Step 3: Cross multiply
5,308,963.94x = 7,326,992.22 × 3,017,469.08 - Step 4: Simplify right side
5,308,963.94x = 22,108,972,473,250.56 - Step 5: Solve for x
x = 22,108,972,473,250.56/5,308,963.94 - Step 6: Final answer
x = 4,164,460.85
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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.