Finding the Fourth Proportional to 1,268,407.84, 1,902,409.22 and 369,639.34
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Solution
The fourth proportional to 1,268,407.84, 1,902,409.22 and 369,639.34 is: 554,399.99
Step by Step Solution
- Step 1: Write the proportion equation
1,268,407.84 : 1,902,409.22 = 369,639.34 : x - Step 2: Convert to fraction form
1,268,407.84/1,902,409.22 = 369,639.34/x - Step 3: Cross multiply
1,268,407.84x = 1,902,409.22 × 369,639.34 - Step 4: Simplify right side
1,268,407.84x = 703,205,288,490.72 - Step 5: Solve for x
x = 703,205,288,490.72/1,268,407.84 - Step 6: Final answer
x = 554,399.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.