Finding the Fourth Proportional to 1,167,599.44, 1,611,286.51 and 631,055.44
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Solution
The fourth proportional to 1,167,599.44, 1,611,286.51 and 631,055.44 is: 870,856.11
Step by Step Solution
- Step 1: Write the proportion equation
1,167,599.44 : 1,611,286.51 = 631,055.44 : x - Step 2: Convert to fraction form
1,167,599.44/1,611,286.51 = 631,055.44/x - Step 3: Cross multiply
1,167,599.44x = 1,611,286.51 × 631,055.44 - Step 4: Simplify right side
1,167,599.44x = 1,016,811,106,322.40 - Step 5: Solve for x
x = 1,016,811,106,322.40/1,167,599.44 - Step 6: Final answer
x = 870,856.11
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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.