Finding the Fourth Proportional to 4,862,914.46, 6,710,842.79 and 2,657,821.82
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Solution
The fourth proportional to 4,862,914.46, 6,710,842.79 and 2,657,821.82 is: 3,667,805.50
Step by Step Solution
- Step 1: Write the proportion equation
4,862,914.46 : 6,710,842.79 = 2,657,821.82 : x - Step 2: Convert to fraction form
4,862,914.46/6,710,842.79 = 2,657,821.82/x - Step 3: Cross multiply
4,862,914.46x = 6,710,842.79 × 2,657,821.82 - Step 4: Simplify right side
4,862,914.46x = 17,836,224,401,339.68 - Step 5: Solve for x
x = 17,836,224,401,339.68/4,862,914.46 - Step 6: Final answer
x = 3,667,805.50
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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.