Finding the Fourth Proportional to 1,264,781.36, 1,745,377.74 and 691,816.52
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Solution
The fourth proportional to 1,264,781.36, 1,745,377.74 and 691,816.52 is: 954,695.56
Step by Step Solution
- Step 1: Write the proportion equation
1,264,781.36 : 1,745,377.74 = 691,816.52 : x - Step 2: Convert to fraction form
1,264,781.36/1,745,377.74 = 691,816.52/x - Step 3: Cross multiply
1,264,781.36x = 1,745,377.74 × 691,816.52 - Step 4: Simplify right side
1,264,781.36x = 1,207,481,154,172.26 - Step 5: Solve for x
x = 1,207,481,154,172.26/1,264,781.36 - Step 6: Final answer
x = 954,695.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.