Finding the Fourth Proportional to 1,370,822, 1,888,354.23 and 1,166,217.62
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Solution
The fourth proportional to 1,370,822, 1,888,354.23 and 1,166,217.62 is: 1,606,504.69
Step by Step Solution
- Step 1: Write the proportion equation
1,370,822 : 1,888,354.23 = 1,166,217.62 : x - Step 2: Convert to fraction form
1,370,822/1,888,354.23 = 1,166,217.62/x - Step 3: Cross multiply
1,370,822x = 1,888,354.23 × 1,166,217.62 - Step 4: Simplify right side
1,370,822x = 2,202,231,975,827.53 - Step 5: Solve for x
x = 2,202,231,975,827.53/1,370,822 - Step 6: Final answer
x = 1,606,504.69
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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.