Finding the Fourth Proportional to 3,679,518.84, 5,518,843.60 and 984,052.96
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Solution
The fourth proportional to 3,679,518.84, 5,518,843.60 and 984,052.96 is: 1,475,963.19
Step by Step Solution
- Step 1: Write the proportion equation
3,679,518.84 : 5,518,843.60 = 984,052.96 : x - Step 2: Convert to fraction form
3,679,518.84/5,518,843.60 = 984,052.96/x - Step 3: Cross multiply
3,679,518.84x = 5,518,843.60 × 984,052.96 - Step 4: Simplify right side
3,679,518.84x = 5,430,834,375,436.79 - Step 5: Solve for x
x = 5,430,834,375,436.79/3,679,518.84 - Step 6: Final answer
x = 1,475,963.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.