Finding the Fourth Proportional to 5,630,202.87, 7,776,136.98 and 3,705,057.84
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Solution
The fourth proportional to 5,630,202.87, 7,776,136.98 and 3,705,057.84 is: 5,117,228.98
Step by Step Solution
- Step 1: Write the proportion equation
5,630,202.87 : 7,776,136.98 = 3,705,057.84 : x - Step 2: Convert to fraction form
5,630,202.87/7,776,136.98 = 3,705,057.84/x - Step 3: Cross multiply
5,630,202.87x = 7,776,136.98 × 3,705,057.84 - Step 4: Simplify right side
5,630,202.87x = 28,811,037,282,662.92 - Step 5: Solve for x
x = 28,811,037,282,662.92/5,630,202.87 - Step 6: Final answer
x = 5,117,228.98
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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.