Finding the Fourth Proportional to 4,073,430.40, 6,113,644.80 and 1,802,449.60
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Solution
The fourth proportional to 4,073,430.40, 6,113,644.80 and 1,802,449.60 is: 2,705,222.76
Step by Step Solution
- Step 1: Write the proportion equation
4,073,430.40 : 6,113,644.80 = 1,802,449.60 : x - Step 2: Convert to fraction form
4,073,430.40/6,113,644.80 = 1,802,449.60/x - Step 3: Cross multiply
4,073,430.40x = 6,113,644.80 × 1,802,449.60 - Step 4: Simplify right side
4,073,430.40x = 11,019,536,624,302.08 - Step 5: Solve for x
x = 11,019,536,624,302.08/4,073,430.40 - Step 6: Final answer
x = 2,705,222.76
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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.