Finding the Fourth Proportional to 3,371,764.18, 4,653,460.71 and 2,211,187.07
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Solution
The fourth proportional to 3,371,764.18, 4,653,460.71 and 2,211,187.07 is: 3,051,717.62
Step by Step Solution
- Step 1: Write the proportion equation
3,371,764.18 : 4,653,460.71 = 2,211,187.07 : x - Step 2: Convert to fraction form
3,371,764.18/4,653,460.71 = 2,211,187.07/x - Step 3: Cross multiply
3,371,764.18x = 4,653,460.71 × 2,211,187.07 - Step 4: Simplify right side
3,371,764.18x = 10,289,672,152,705.02 - Step 5: Solve for x
x = 10,289,672,152,705.02/3,371,764.18 - Step 6: Final answer
x = 3,051,717.62
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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.