Finding the Fourth Proportional to 2,718,484.88, 3,752,079.97 and 1,724,409.68
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Solution
The fourth proportional to 2,718,484.88, 3,752,079.97 and 1,724,409.68 is: 2,380,047.46
Step by Step Solution
- Step 1: Write the proportion equation
2,718,484.88 : 3,752,079.97 = 1,724,409.68 : x - Step 2: Convert to fraction form
2,718,484.88/3,752,079.97 = 1,724,409.68/x - Step 3: Cross multiply
2,718,484.88x = 3,752,079.97 × 1,724,409.68 - Step 4: Simplify right side
2,718,484.88x = 6,470,123,020,402.11 - Step 5: Solve for x
x = 6,470,123,020,402.11/2,718,484.88 - Step 6: Final answer
x = 2,380,047.46
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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.