Finding the Fourth Proportional to 4,234,728.80, 6,352,230.25 and 2,015,959.16
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Solution
The fourth proportional to 4,234,728.80, 6,352,230.25 and 2,015,959.16 is: 3,024,003.98
Step by Step Solution
- Step 1: Write the proportion equation
4,234,728.80 : 6,352,230.25 = 2,015,959.16 : x - Step 2: Convert to fraction form
4,234,728.80/6,352,230.25 = 2,015,959.16/x - Step 3: Cross multiply
4,234,728.80x = 6,352,230.25 × 2,015,959.16 - Step 4: Simplify right side
4,234,728.80x = 12,805,836,758,916.59 - Step 5: Solve for x
x = 12,805,836,758,916.59/4,234,728.80 - Step 6: Final answer
x = 3,024,003.98
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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.