Finding the Fourth Proportional to 3,273,684.42, 4,907,473.26 and 1,113,233.18
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Solution
The fourth proportional to 3,273,684.42, 4,907,473.26 and 1,113,233.18 is: 1,668,811.45
Step by Step Solution
- Step 1: Write the proportion equation
3,273,684.42 : 4,907,473.26 = 1,113,233.18 : x - Step 2: Convert to fraction form
3,273,684.42/4,907,473.26 = 1,113,233.18/x - Step 3: Cross multiply
3,273,684.42x = 4,907,473.26 × 1,113,233.18 - Step 4: Simplify right side
3,273,684.42x = 5,463,162,038,457.40 - Step 5: Solve for x
x = 5,463,162,038,457.40/3,273,684.42 - Step 6: Final answer
x = 1,668,811.45
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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.