Finding the Fourth Proportional to 1,349,114.58, 1,861,895.97 and 745,619.22
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Solution
The fourth proportional to 1,349,114.58, 1,861,895.97 and 745,619.22 is: 1,029,019.66
Step by Step Solution
- Step 1: Write the proportion equation
1,349,114.58 : 1,861,895.97 = 745,619.22 : x - Step 2: Convert to fraction form
1,349,114.58/1,861,895.97 = 745,619.22/x - Step 3: Cross multiply
1,349,114.58x = 1,861,895.97 × 745,619.22 - Step 4: Simplify right side
1,349,114.58x = 1,388,265,420,872.54 - Step 5: Solve for x
x = 1,388,265,420,872.54/1,349,114.58 - Step 6: Final answer
x = 1,029,019.66
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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.