Finding the Fourth Proportional to 2,541,066.12, 3,506,213.79 and 1,438,490.07
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Solution
The fourth proportional to 2,541,066.12, 3,506,213.79 and 1,438,490.07 is: 1,984,857.33
Step by Step Solution
- Step 1: Write the proportion equation
2,541,066.12 : 3,506,213.79 = 1,438,490.07 : x - Step 2: Convert to fraction form
2,541,066.12/3,506,213.79 = 1,438,490.07/x - Step 3: Cross multiply
2,541,066.12x = 3,506,213.79 × 1,438,490.07 - Step 4: Simplify right side
2,541,066.12x = 5,043,653,720,212.07 - Step 5: Solve for x
x = 5,043,653,720,212.07/2,541,066.12 - Step 6: Final answer
x = 1,984,857.33
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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.