Finding the Fourth Proportional to 3,816,290.48, 5,724,406.55 and 976,398.08
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Solution
The fourth proportional to 3,816,290.48, 5,724,406.55 and 976,398.08 is: 1,464,589.65
Step by Step Solution
- Step 1: Write the proportion equation
3,816,290.48 : 5,724,406.55 = 976,398.08 : x - Step 2: Convert to fraction form
3,816,290.48/5,724,406.55 = 976,398.08/x - Step 3: Cross multiply
3,816,290.48x = 5,724,406.55 × 976,398.08 - Step 4: Simplify right side
3,816,290.48x = 5,589,299,531,055.40 - Step 5: Solve for x
x = 5,589,299,531,055.40/3,816,290.48 - Step 6: Final answer
x = 1,464,589.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.