Finding the Fourth Proportional to 3,490,511.73, 4,805,941.61 and 2,966,116.24
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Solution
The fourth proportional to 3,490,511.73, 4,805,941.61 and 2,966,116.24 is: 4,083,923.09
Step by Step Solution
- Step 1: Write the proportion equation
3,490,511.73 : 4,805,941.61 = 2,966,116.24 : x - Step 2: Convert to fraction form
3,490,511.73/4,805,941.61 = 2,966,116.24/x - Step 3: Cross multiply
3,490,511.73x = 4,805,941.61 × 2,966,116.24 - Step 4: Simplify right side
3,490,511.73x = 14,254,981,457,912.75 - Step 5: Solve for x
x = 14,254,981,457,912.75/3,490,511.73 - Step 6: Final answer
x = 4,083,923.09
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1.5x scale
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.