Finding the Fourth Proportional to 4,554,267.70, 6,280,821.48 and 3,778,670.62
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Solution
The fourth proportional to 4,554,267.70, 6,280,821.48 and 3,778,670.62 is: 5,211,190.29
Step by Step Solution
- Step 1: Write the proportion equation
4,554,267.70 : 6,280,821.48 = 3,778,670.62 : x - Step 2: Convert to fraction form
4,554,267.70/6,280,821.48 = 3,778,670.62/x - Step 3: Cross multiply
4,554,267.70x = 6,280,821.48 × 3,778,670.62 - Step 4: Simplify right side
4,554,267.70x = 23,733,155,595,940.92 - Step 5: Solve for x
x = 23,733,155,595,940.92/4,554,267.70 - Step 6: Final answer
x = 5,211,190.29
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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.