Finding the Fourth Proportional to 1,738,279.81, 2,606,886.11 and 1,201,981.95
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Solution
The fourth proportional to 1,738,279.81, 2,606,886.11 and 1,201,981.95 is: 1,802,603.95
Step by Step Solution
- Step 1: Write the proportion equation
1,738,279.81 : 2,606,886.11 = 1,201,981.95 : x - Step 2: Convert to fraction form
1,738,279.81/2,606,886.11 = 1,201,981.95/x - Step 3: Cross multiply
1,738,279.81x = 2,606,886.11 × 1,201,981.95 - Step 4: Simplify right side
1,738,279.81x = 3,133,430,052,930.67 - Step 5: Solve for x
x = 3,133,430,052,930.67/1,738,279.81 - Step 6: Final answer
x = 1,802,603.95
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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.