Finding the Fourth Proportional to 3,137,596.74, 4,705,775.41 and 862,534.12
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Solution
The fourth proportional to 3,137,596.74, 4,705,775.41 and 862,534.12 is: 1,293,630.82
Step by Step Solution
- Step 1: Write the proportion equation
3,137,596.74 : 4,705,775.41 = 862,534.12 : x - Step 2: Convert to fraction form
3,137,596.74/4,705,775.41 = 862,534.12/x - Step 3: Cross multiply
3,137,596.74x = 4,705,775.41 × 862,534.12 - Step 4: Simplify right side
3,137,596.74x = 4,058,891,852,181.99 - Step 5: Solve for x
x = 4,058,891,852,181.99/3,137,596.74 - Step 6: Final answer
x = 1,293,630.82
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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.