Finding the Fourth Proportional to 2,064,793.60, 2,848,916.64 and 1,204,863.04
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Solution
The fourth proportional to 2,064,793.60, 2,848,916.64 and 1,204,863.04 is: 1,662,420.09
Step by Step Solution
- Step 1: Write the proportion equation
2,064,793.60 : 2,848,916.64 = 1,204,863.04 : x - Step 2: Convert to fraction form
2,064,793.60/2,848,916.64 = 1,204,863.04/x - Step 3: Cross multiply
2,064,793.60x = 2,848,916.64 × 1,204,863.04 - Step 4: Simplify right side
2,064,793.60x = 3,432,554,363,576.99 - Step 5: Solve for x
x = 3,432,554,363,576.99/2,064,793.60 - Step 6: Final answer
x = 1,662,420.09
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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.