Finding the Fourth Proportional to 1,068,781.62, 1,474,878.94 and 585,350.74
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Solution
The fourth proportional to 1,068,781.62, 1,474,878.94 and 585,350.74 is: 807,762.28
Step by Step Solution
- Step 1: Write the proportion equation
1,068,781.62 : 1,474,878.94 = 585,350.74 : x - Step 2: Convert to fraction form
1,068,781.62/1,474,878.94 = 585,350.74/x - Step 3: Cross multiply
1,068,781.62x = 1,474,878.94 × 585,350.74 - Step 4: Simplify right side
1,068,781.62x = 863,321,478,939.42 - Step 5: Solve for x
x = 863,321,478,939.42/1,068,781.62 - Step 6: Final answer
x = 807,762.28
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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.