Finding the Fourth Proportional to 5,016,258.28, 6,922,204.77 and 2,840,817.02
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Solution
The fourth proportional to 5,016,258.28, 6,922,204.77 and 2,840,817.02 is: 3,920,196.29
Step by Step Solution
- Step 1: Write the proportion equation
5,016,258.28 : 6,922,204.77 = 2,840,817.02 : x - Step 2: Convert to fraction form
5,016,258.28/6,922,204.77 = 2,840,817.02/x - Step 3: Cross multiply
5,016,258.28x = 6,922,204.77 × 2,840,817.02 - Step 4: Simplify right side
5,016,258.28x = 19,664,717,086,603.63 - Step 5: Solve for x
x = 19,664,717,086,603.63/5,016,258.28 - Step 6: Final answer
x = 3,920,196.29
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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.