Finding the Fourth Proportional to 5,471,390.30, 8,207,252.66 and 1,877,106.83
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Solution
The fourth proportional to 5,471,390.30, 8,207,252.66 and 1,877,106.83 is: 2,815,717.61
Step by Step Solution
- Step 1: Write the proportion equation
5,471,390.30 : 8,207,252.66 = 1,877,106.83 : x - Step 2: Convert to fraction form
5,471,390.30/8,207,252.66 = 1,877,106.83/x - Step 3: Cross multiply
5,471,390.30x = 8,207,252.66 × 1,877,106.83 - Step 4: Simplify right side
5,471,390.30x = 15,405,889,980,239.02 - Step 5: Solve for x
x = 15,405,889,980,239.02/5,471,390.30 - Step 6: Final answer
x = 2,815,717.61
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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.