Finding the Fourth Proportional to 2,713,168.19, 3,743,935.96 and 1,489,468.79
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Solution
The fourth proportional to 2,713,168.19, 3,743,935.96 and 1,489,468.79 is: 2,055,337.29
Step by Step Solution
- Step 1: Write the proportion equation
2,713,168.19 : 3,743,935.96 = 1,489,468.79 : x - Step 2: Convert to fraction form
2,713,168.19/3,743,935.96 = 1,489,468.79/x - Step 3: Cross multiply
2,713,168.19x = 3,743,935.96 × 1,489,468.79 - Step 4: Simplify right side
2,713,168.19x = 5,576,475,738,011.66 - Step 5: Solve for x
x = 5,576,475,738,011.66/2,713,168.19 - Step 6: Final answer
x = 2,055,337.29
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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.