Finding the Fourth Proportional to 4,361,946.40, 6,543,211.20 and 1,483,271.20
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Solution
The fourth proportional to 4,361,946.40, 6,543,211.20 and 1,483,271.20 is: 2,225,005.96
Step by Step Solution
- Step 1: Write the proportion equation
4,361,946.40 : 6,543,211.20 = 1,483,271.20 : x - Step 2: Convert to fraction form
4,361,946.40/6,543,211.20 = 1,483,271.20/x - Step 3: Cross multiply
4,361,946.40x = 6,543,211.20 × 1,483,271.20 - Step 4: Simplify right side
4,361,946.40x = 9,705,356,728,477.44 - Step 5: Solve for x
x = 9,705,356,728,477.44/4,361,946.40 - Step 6: Final answer
x = 2,225,005.96
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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.