Finding the Fourth Proportional to 3,440,470.64, 4,747,971.36 and 1,891,849.84
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Solution
The fourth proportional to 3,440,470.64, 4,747,971.36 and 1,891,849.84 is: 2,610,819.80
Step by Step Solution
- Step 1: Write the proportion equation
3,440,470.64 : 4,747,971.36 = 1,891,849.84 : x - Step 2: Convert to fraction form
3,440,470.64/4,747,971.36 = 1,891,849.84/x - Step 3: Cross multiply
3,440,470.64x = 4,747,971.36 × 1,891,849.84 - Step 4: Simplify right side
3,440,470.64x = 8,982,448,857,740.58 - Step 5: Solve for x
x = 8,982,448,857,740.58/3,440,470.64 - Step 6: Final answer
x = 2,610,819.80
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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.