Finding the Fourth Proportional to 808,102.19, 1,212,153.26 and 767,693.99
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Solution
The fourth proportional to 808,102.19, 1,212,153.26 and 767,693.99 is: 1,151,540.96
Step by Step Solution
- Step 1: Write the proportion equation
808,102.19 : 1,212,153.26 = 767,693.99 : x - Step 2: Convert to fraction form
808,102.19/1,212,153.26 = 767,693.99/x - Step 3: Cross multiply
808,102.19x = 1,212,153.26 × 767,693.99 - Step 4: Simplify right side
808,102.19x = 930,562,765,034.46 - Step 5: Solve for x
x = 930,562,765,034.46/808,102.19 - Step 6: Final answer
x = 1,151,540.96
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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.