Finding the Fourth Proportional to 2,021,370.24, 3,036,079.42 and 1,264,551.60
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Solution
The fourth proportional to 2,021,370.24, 3,036,079.42 and 1,264,551.60 is: 1,899,344.82
Step by Step Solution
- Step 1: Write the proportion equation
2,021,370.24 : 3,036,079.42 = 1,264,551.60 : x - Step 2: Convert to fraction form
2,021,370.24/3,036,079.42 = 1,264,551.60/x - Step 3: Cross multiply
2,021,370.24x = 3,036,079.42 × 1,264,551.60 - Step 4: Simplify right side
2,021,370.24x = 3,839,279,088,288.07 - Step 5: Solve for x
x = 3,839,279,088,288.07/2,021,370.24 - Step 6: Final answer
x = 1,899,344.82
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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.