Finding the Fourth Proportional to 1,161,992.36, 1,603,286.74 and 703,095.53
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Solution
The fourth proportional to 1,161,992.36, 1,603,286.74 and 703,095.53 is: 970,112.86
Step by Step Solution
- Step 1: Write the proportion equation
1,161,992.36 : 1,603,286.74 = 703,095.53 : x - Step 2: Convert to fraction form
1,161,992.36/1,603,286.74 = 703,095.53/x - Step 3: Cross multiply
1,161,992.36x = 1,603,286.74 × 703,095.53 - Step 4: Simplify right side
1,161,992.36x = 1,127,263,733,064.71 - Step 5: Solve for x
x = 1,127,263,733,064.71/1,161,992.36 - Step 6: Final answer
x = 970,112.86
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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.