Finding the Fourth Proportional to 1,168,085.24, 1,611,957.70 and 644,795.99
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Solution
The fourth proportional to 1,168,085.24, 1,611,957.70 and 644,795.99 is: 889,818.51
Step by Step Solution
- Step 1: Write the proportion equation
1,168,085.24 : 1,611,957.70 = 644,795.99 : x - Step 2: Convert to fraction form
1,168,085.24/1,611,957.70 = 644,795.99/x - Step 3: Cross multiply
1,168,085.24x = 1,611,957.70 × 644,795.99 - Step 4: Simplify right side
1,168,085.24x = 1,039,383,867,961.16 - Step 5: Solve for x
x = 1,039,383,867,961.16/1,168,085.24 - Step 6: Final answer
x = 889,818.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.