Finding the Fourth Proportional to 4,551,214.86, 6,280,858.02 and 2,617,474.32
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Solution
The fourth proportional to 4,551,214.86, 6,280,858.02 and 2,617,474.32 is: 3,612,218.95
Step by Step Solution
- Step 1: Write the proportion equation
4,551,214.86 : 6,280,858.02 = 2,617,474.32 : x - Step 2: Convert to fraction form
4,551,214.86/6,280,858.02 = 2,617,474.32/x - Step 3: Cross multiply
4,551,214.86x = 6,280,858.02 × 2,617,474.32 - Step 4: Simplify right side
4,551,214.86x = 16,439,984,574,916.04 - Step 5: Solve for x
x = 16,439,984,574,916.04/4,551,214.86 - Step 6: Final answer
x = 3,612,218.95
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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.