Finding the Fourth Proportional to 4,479,859.38, 6,717,920.66 and 1,405,058.01
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Solution
The fourth proportional to 4,479,859.38, 6,717,920.66 and 1,405,058.01 is: 2,107,001.01
Step by Step Solution
- Step 1: Write the proportion equation
4,479,859.38 : 6,717,920.66 = 1,405,058.01 : x - Step 2: Convert to fraction form
4,479,859.38/6,717,920.66 = 1,405,058.01/x - Step 3: Cross multiply
4,479,859.38x = 6,717,920.66 × 1,405,058.01 - Step 4: Simplify right side
4,479,859.38x = 9,439,068,226,852.20 - Step 5: Solve for x
x = 9,439,068,226,852.20/4,479,859.38 - Step 6: Final answer
x = 2,107,001.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.