Finding the Fourth Proportional to 5,820,569.28, 8,029,496.88 and 3,889,419.84
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Solution
The fourth proportional to 5,820,569.28, 8,029,496.88 and 3,889,419.84 is: 5,365,469.07
Step by Step Solution
- Step 1: Write the proportion equation
5,820,569.28 : 8,029,496.88 = 3,889,419.84 : x - Step 2: Convert to fraction form
5,820,569.28/8,029,496.88 = 3,889,419.84/x - Step 3: Cross multiply
5,820,569.28x = 8,029,496.88 × 3,889,419.84 - Step 4: Simplify right side
5,820,569.28x = 31,230,084,470,290.10 - Step 5: Solve for x
x = 31,230,084,470,290.10/5,820,569.28 - Step 6: Final answer
x = 5,365,469.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.