Finding the Fourth Proportional to 5,061,687.99, 6,985,129.95 and 2,769,848.88
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Solution
The fourth proportional to 5,061,687.99, 6,985,129.95 and 2,769,848.88 is: 3,822,391.74
Step by Step Solution
- Step 1: Write the proportion equation
5,061,687.99 : 6,985,129.95 = 2,769,848.88 : x - Step 2: Convert to fraction form
5,061,687.99/6,985,129.95 = 2,769,848.88/x - Step 3: Cross multiply
5,061,687.99x = 6,985,129.95 × 2,769,848.88 - Step 4: Simplify right side
5,061,687.99x = 19,347,754,368,661.96 - Step 5: Solve for x
x = 19,347,754,368,661.96/5,061,687.99 - Step 6: Final answer
x = 3,822,391.74
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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.