Finding the Fourth Proportional to 2,647,452.42, 3,971,572.29 and 1,227,652.02
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Solution
The fourth proportional to 2,647,452.42, 3,971,572.29 and 1,227,652.02 is: 1,841,660.57
Step by Step Solution
- Step 1: Write the proportion equation
2,647,452.42 : 3,971,572.29 = 1,227,652.02 : x - Step 2: Convert to fraction form
2,647,452.42/3,971,572.29 = 1,227,652.02/x - Step 3: Cross multiply
2,647,452.42x = 3,971,572.29 × 1,227,652.02 - Step 4: Simplify right side
2,647,452.42x = 4,875,708,744,394.53 - Step 5: Solve for x
x = 4,875,708,744,394.53/2,647,452.42 - Step 6: Final answer
x = 1,841,660.57
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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.