Finding the Fourth Proportional to 6,231,588.37, 9,351,469.74 and 2,187,972.08
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Solution
The fourth proportional to 6,231,588.37, 9,351,469.74 and 2,187,972.08 is: 3,283,393.17
Step by Step Solution
- Step 1: Write the proportion equation
6,231,588.37 : 9,351,469.74 = 2,187,972.08 : x - Step 2: Convert to fraction form
6,231,588.37/9,351,469.74 = 2,187,972.08/x - Step 3: Cross multiply
6,231,588.37x = 9,351,469.74 × 2,187,972.08 - Step 4: Simplify right side
6,231,588.37x = 20,460,754,698,084.86 - Step 5: Solve for x
x = 20,460,754,698,084.86/6,231,588.37 - Step 6: Final answer
x = 3,283,393.17
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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.