Finding the Fourth Proportional to 2,675,815.68, 3,693,333.60 and 1,656,641.28
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Solution
The fourth proportional to 2,675,815.68, 3,693,333.60 and 1,656,641.28 is: 2,286,603.28
Step by Step Solution
- Step 1: Write the proportion equation
2,675,815.68 : 3,693,333.60 = 1,656,641.28 : x - Step 2: Convert to fraction form
2,675,815.68/3,693,333.60 = 1,656,641.28/x - Step 3: Cross multiply
2,675,815.68x = 3,693,333.60 × 1,656,641.28 - Step 4: Simplify right side
2,675,815.68x = 6,118,528,902,571.01 - Step 5: Solve for x
x = 6,118,528,902,571.01/2,675,815.68 - Step 6: Final answer
x = 2,286,603.28
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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.