Finding the Fourth Proportional to 4,374,193.80, 6,561,290.70 and 4,108,473.30
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Solution
The fourth proportional to 4,374,193.80, 6,561,290.70 and 4,108,473.30 is: 6,162,709.95
Step by Step Solution
- Step 1: Write the proportion equation
4,374,193.80 : 6,561,290.70 = 4,108,473.30 : x - Step 2: Convert to fraction form
4,374,193.80/6,561,290.70 = 4,108,473.30/x - Step 3: Cross multiply
4,374,193.80x = 6,561,290.70 × 4,108,473.30 - Step 4: Simplify right side
4,374,193.80x = 26,956,887,654,488.31 - Step 5: Solve for x
x = 26,956,887,654,488.31/4,374,193.80 - Step 6: Final answer
x = 6,162,709.95
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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.