Finding the Fourth Proportional to 2,419,902.08, 3,629,853.12 and 646,928
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Solution
The fourth proportional to 2,419,902.08, 3,629,853.12 and 646,928 is: 970,392.00
Step by Step Solution
- Step 1: Write the proportion equation
2,419,902.08 : 3,629,853.12 = 646,928 : x - Step 2: Convert to fraction form
2,419,902.08/3,629,853.12 = 646,928/x - Step 3: Cross multiply
2,419,902.08x = 3,629,853.12 × 646,928 - Step 4: Simplify right side
2,419,902.08x = 2,348,253,619,215.36 - Step 5: Solve for x
x = 2,348,253,619,215.36/2,419,902.08 - Step 6: Final answer
x = 970,392.00
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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.