Finding the Fourth Proportional to 1,161,818.84, 1,603,434.93 and 703,185.81
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Solution
The fourth proportional to 1,161,818.84, 1,603,434.93 and 703,185.81 is: 970,472.03
Step by Step Solution
- Step 1: Write the proportion equation
1,161,818.84 : 1,603,434.93 = 703,185.81 : x - Step 2: Convert to fraction form
1,161,818.84/1,603,434.93 = 703,185.81/x - Step 3: Cross multiply
1,161,818.84x = 1,603,434.93 × 703,185.81 - Step 4: Simplify right side
1,161,818.84x = 1,127,512,690,034.34 - Step 5: Solve for x
x = 1,127,512,690,034.34/1,161,818.84 - Step 6: Final answer
x = 970,472.03
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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.