Finding the Fourth Proportional to 4,434,490.40, 6,653,485.20 and 1,738,356.80
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Solution
The fourth proportional to 4,434,490.40, 6,653,485.20 and 1,738,356.80 is: 2,608,221.06
Step by Step Solution
- Step 1: Write the proportion equation
4,434,490.40 : 6,653,485.20 = 1,738,356.80 : x - Step 2: Convert to fraction form
4,434,490.40/6,653,485.20 = 1,738,356.80/x - Step 3: Cross multiply
4,434,490.40x = 6,653,485.20 × 1,738,356.80 - Step 4: Simplify right side
4,434,490.40x = 11,566,131,241,119.36 - Step 5: Solve for x
x = 11,566,131,241,119.36/4,434,490.40 - Step 6: Final answer
x = 2,608,221.06
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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.