Finding the Fourth Proportional to 1,043,949.62, 1,440,625.98 and 614,257.58
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Solution
The fourth proportional to 1,043,949.62, 1,440,625.98 and 614,257.58 is: 847,661.05
Step by Step Solution
- Step 1: Write the proportion equation
1,043,949.62 : 1,440,625.98 = 614,257.58 : x - Step 2: Convert to fraction form
1,043,949.62/1,440,625.98 = 614,257.58/x - Step 3: Cross multiply
1,043,949.62x = 1,440,625.98 × 614,257.58 - Step 4: Simplify right side
1,043,949.62x = 884,915,428,159.93 - Step 5: Solve for x
x = 884,915,428,159.93/1,043,949.62 - Step 6: Final answer
x = 847,661.05
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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.