Finding the Fourth Proportional to 1,630,965.78, 2,446,533.18 and 416,553.84
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Solution
The fourth proportional to 1,630,965.78, 2,446,533.18 and 416,553.84 is: 624,852.34
Step by Step Solution
- Step 1: Write the proportion equation
1,630,965.78 : 2,446,533.18 = 416,553.84 : x - Step 2: Convert to fraction form
1,630,965.78/2,446,533.18 = 416,553.84/x - Step 3: Cross multiply
1,630,965.78x = 2,446,533.18 × 416,553.84 - Step 4: Simplify right side
1,630,965.78x = 1,019,112,790,816.41 - Step 5: Solve for x
x = 1,019,112,790,816.41/1,630,965.78 - Step 6: Final answer
x = 624,852.34
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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.