Finding the Fourth Proportional to 2,529,854.79, 3,491,188.65 and 1,368,302.24
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Solution
The fourth proportional to 2,529,854.79, 3,491,188.65 and 1,368,302.24 is: 1,888,251.16
Step by Step Solution
- Step 1: Write the proportion equation
2,529,854.79 : 3,491,188.65 = 1,368,302.24 : x - Step 2: Convert to fraction form
2,529,854.79/3,491,188.65 = 1,368,302.24/x - Step 3: Cross multiply
2,529,854.79x = 3,491,188.65 × 1,368,302.24 - Step 4: Simplify right side
2,529,854.79x = 4,777,001,232,601.63 - Step 5: Solve for x
x = 4,777,001,232,601.63/2,529,854.79 - Step 6: Final answer
x = 1,888,251.16
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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.