Finding the Fourth Proportional to 4,377,310.80, 6,562,855.80 and 1,982,302.80
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Solution
The fourth proportional to 4,377,310.80, 6,562,855.80 and 1,982,302.80 is: 2,972,045.63
Step by Step Solution
- Step 1: Write the proportion equation
4,377,310.80 : 6,562,855.80 = 1,982,302.80 : x - Step 2: Convert to fraction form
4,377,310.80/6,562,855.80 = 1,982,302.80/x - Step 3: Cross multiply
4,377,310.80x = 6,562,855.80 × 1,982,302.80 - Step 4: Simplify right side
4,377,310.80x = 13,009,567,428,336.24 - Step 5: Solve for x
x = 13,009,567,428,336.24/4,377,310.80 - Step 6: Final answer
x = 2,972,045.63
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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.