Finding the Fourth Proportional to 5,428,341.44, 8,144,088.08 and 2,188,206.96
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Solution
The fourth proportional to 5,428,341.44, 8,144,088.08 and 2,188,206.96 is: 3,282,945.71
Step by Step Solution
- Step 1: Write the proportion equation
5,428,341.44 : 8,144,088.08 = 2,188,206.96 : x - Step 2: Convert to fraction form
5,428,341.44/8,144,088.08 = 2,188,206.96/x - Step 3: Cross multiply
5,428,341.44x = 8,144,088.08 × 2,188,206.96 - Step 4: Simplify right side
5,428,341.44x = 17,820,950,208,568.00 - Step 5: Solve for x
x = 17,820,950,208,568.00/5,428,341.44 - Step 6: Final answer
x = 3,282,945.71
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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.