Finding the Fourth Proportional to 4,241,221.12, 5,852,701.44 and 2,430,553.60
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Solution
The fourth proportional to 4,241,221.12, 5,852,701.44 and 2,430,553.60 is: 3,354,058.69
Step by Step Solution
- Step 1: Write the proportion equation
4,241,221.12 : 5,852,701.44 = 2,430,553.60 : x - Step 2: Convert to fraction form
4,241,221.12/5,852,701.44 = 2,430,553.60/x - Step 3: Cross multiply
4,241,221.12x = 5,852,701.44 × 2,430,553.60 - Step 4: Simplify right side
4,241,221.12x = 14,225,304,554,717.19 - Step 5: Solve for x
x = 14,225,304,554,717.19/4,241,221.12 - Step 6: Final answer
x = 3,354,058.69
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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.