Finding the Fourth Proportional to 7,598,090.70, 11,397,136.05 and 2,279,306.70
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Solution
The fourth proportional to 7,598,090.70, 11,397,136.05 and 2,279,306.70 is: 3,418,960.05
Step by Step Solution
- Step 1: Write the proportion equation
7,598,090.70 : 11,397,136.05 = 2,279,306.70 : x - Step 2: Convert to fraction form
7,598,090.70/11,397,136.05 = 2,279,306.70/x - Step 3: Cross multiply
7,598,090.70x = 11,397,136.05 × 2,279,306.70 - Step 4: Simplify right side
7,598,090.70x = 25,977,568,559,576.54 - Step 5: Solve for x
x = 25,977,568,559,576.54/7,598,090.70 - Step 6: Final answer
x = 3,418,960.05
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Double scale
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Similar ratio
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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.