Finding the Fourth Proportional to 5,471,571.18, 8,207,780.47 and 1,828,313.67
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Solution
The fourth proportional to 5,471,571.18, 8,207,780.47 and 1,828,313.67 is: 2,742,612.08
Step by Step Solution
- Step 1: Write the proportion equation
5,471,571.18 : 8,207,780.47 = 1,828,313.67 : x - Step 2: Convert to fraction form
5,471,571.18/8,207,780.47 = 1,828,313.67/x - Step 3: Cross multiply
5,471,571.18x = 8,207,780.47 × 1,828,313.67 - Step 4: Simplify right side
5,471,571.18x = 15,006,397,229,089.24 - Step 5: Solve for x
x = 15,006,397,229,089.24/5,471,571.18 - Step 6: Final answer
x = 2,742,612.08
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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.