Finding the Fourth Proportional to 2,724,166.14, 3,759,349.10 and 1,578,910.79
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Solution
The fourth proportional to 2,724,166.14, 3,759,349.10 and 1,578,910.79 is: 2,178,896.78
Step by Step Solution
- Step 1: Write the proportion equation
2,724,166.14 : 3,759,349.10 = 1,578,910.79 : x - Step 2: Convert to fraction form
2,724,166.14/3,759,349.10 = 1,578,910.79/x - Step 3: Cross multiply
2,724,166.14x = 3,759,349.10 × 1,578,910.79 - Step 4: Simplify right side
2,724,166.14x = 5,935,676,830,675.49 - Step 5: Solve for x
x = 5,935,676,830,675.49/2,724,166.14 - Step 6: Final answer
x = 2,178,896.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.