Finding the Fourth Proportional to 4,848,248.81, 6,690,634.90 and 2,672,869.82
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Solution
The fourth proportional to 4,848,248.81, 6,690,634.90 and 2,672,869.82 is: 3,688,588.76
Step by Step Solution
- Step 1: Write the proportion equation
4,848,248.81 : 6,690,634.90 = 2,672,869.82 : x - Step 2: Convert to fraction form
4,848,248.81/6,690,634.90 = 2,672,869.82/x - Step 3: Cross multiply
4,848,248.81x = 6,690,634.90 × 2,672,869.82 - Step 4: Simplify right side
4,848,248.81x = 17,883,196,060,713.37 - Step 5: Solve for x
x = 17,883,196,060,713.37/4,848,248.81 - Step 6: Final answer
x = 3,688,588.76
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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.