Finding the Fourth Proportional to 3,732,560.70, 5,589,872.96 and 2,130,266.09
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Solution
The fourth proportional to 3,732,560.70, 5,589,872.96 and 2,130,266.09 is: 3,190,280.81
Step by Step Solution
- Step 1: Write the proportion equation
3,732,560.70 : 5,589,872.96 = 2,130,266.09 : x - Step 2: Convert to fraction form
3,732,560.70/5,589,872.96 = 2,130,266.09/x - Step 3: Cross multiply
3,732,560.70x = 5,589,872.96 × 2,130,266.09 - Step 4: Simplify right side
3,732,560.70x = 11,907,916,786,146.56 - Step 5: Solve for x
x = 11,907,916,786,146.56/3,732,560.70 - Step 6: Final answer
x = 3,190,280.81
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1.5x scale
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.