Finding the Fourth Proportional to 3,455,815.84, 5,183,133.06 and 930,880.60
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Solution
The fourth proportional to 3,455,815.84, 5,183,133.06 and 930,880.60 is: 1,396,161.79
Step by Step Solution
- Step 1: Write the proportion equation
3,455,815.84 : 5,183,133.06 = 930,880.60 : x - Step 2: Convert to fraction form
3,455,815.84/5,183,133.06 = 930,880.60/x - Step 3: Cross multiply
3,455,815.84x = 5,183,133.06 × 930,880.60 - Step 4: Simplify right side
3,455,815.84x = 4,824,878,012,772.64 - Step 5: Solve for x
x = 4,824,878,012,772.64/3,455,815.84 - Step 6: Final answer
x = 1,396,161.79
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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.