Finding the Fourth Proportional to 1,639,264.18, 2,457,407.72 and 573,724.97
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Solution
The fourth proportional to 1,639,264.18, 2,457,407.72 and 573,724.97 is: 860,066.48
Step by Step Solution
- Step 1: Write the proportion equation
1,639,264.18 : 2,457,407.72 = 573,724.97 : x - Step 2: Convert to fraction form
1,639,264.18/2,457,407.72 = 573,724.97/x - Step 3: Cross multiply
1,639,264.18x = 2,457,407.72 × 573,724.97 - Step 4: Simplify right side
1,639,264.18x = 1,409,876,179,393.04 - Step 5: Solve for x
x = 1,409,876,179,393.04/1,639,264.18 - Step 6: Final answer
x = 860,066.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.