Finding the Fourth Proportional to 5,471,393.48, 8,207,257.42 and 1,877,110.01
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Solution
The fourth proportional to 5,471,393.48, 8,207,257.42 and 1,877,110.01 is: 2,815,722.37
Step by Step Solution
- Step 1: Write the proportion equation
5,471,393.48 : 8,207,257.42 = 1,877,110.01 : x - Step 2: Convert to fraction form
5,471,393.48/8,207,257.42 = 1,877,110.01/x - Step 3: Cross multiply
5,471,393.48x = 8,207,257.42 × 1,877,110.01 - Step 4: Simplify right side
5,471,393.48x = 15,405,925,039,257.35 - Step 5: Solve for x
x = 15,405,925,039,257.35/5,471,393.48 - Step 6: Final answer
x = 2,815,722.37
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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.