Finding the Fourth Proportional to 3,346,240.88, 4,617,880.66 and 1,818,446.42
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Solution
The fourth proportional to 3,346,240.88, 4,617,880.66 and 1,818,446.42 is: 2,509,493.15
Step by Step Solution
- Step 1: Write the proportion equation
3,346,240.88 : 4,617,880.66 = 1,818,446.42 : x - Step 2: Convert to fraction form
3,346,240.88/4,617,880.66 = 1,818,446.42/x - Step 3: Cross multiply
3,346,240.88x = 4,617,880.66 × 1,818,446.42 - Step 4: Simplify right side
3,346,240.88x = 8,397,368,554,164.24 - Step 5: Solve for x
x = 8,397,368,554,164.24/3,346,240.88 - Step 6: Final answer
x = 2,509,493.15
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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.