Finding the Fourth Proportional to 2,198,088.82, 3,031,847.85 and 1,546,097.68
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Solution
The fourth proportional to 2,198,088.82, 3,031,847.85 and 1,546,097.68 is: 2,132,549.37
Step by Step Solution
- Step 1: Write the proportion equation
2,198,088.82 : 3,031,847.85 = 1,546,097.68 : x - Step 2: Convert to fraction form
2,198,088.82/3,031,847.85 = 1,546,097.68/x - Step 3: Cross multiply
2,198,088.82x = 3,031,847.85 × 1,546,097.68 - Step 4: Simplify right side
2,198,088.82x = 4,687,532,926,997.99 - Step 5: Solve for x
x = 4,687,532,926,997.99/2,198,088.82 - Step 6: Final answer
x = 2,132,549.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.