Finding the Fourth Proportional to 2,526,100.24, 3,486,022.10 and 1,438,372.70
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Solution
The fourth proportional to 2,526,100.24, 3,486,022.10 and 1,438,372.70 is: 1,984,956.47
Step by Step Solution
- Step 1: Write the proportion equation
2,526,100.24 : 3,486,022.10 = 1,438,372.70 : x - Step 2: Convert to fraction form
2,526,100.24/3,486,022.10 = 1,438,372.70/x - Step 3: Cross multiply
2,526,100.24x = 3,486,022.10 × 1,438,372.70 - Step 4: Simplify right side
2,526,100.24x = 5,014,199,016,960.79 - Step 5: Solve for x
x = 5,014,199,016,960.79/2,526,100.24 - Step 6: Final answer
x = 1,984,956.47
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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.