Finding the Fourth Proportional to 2,974,276.95, 4,104,526.79 and 1,616,149.95
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Solution
The fourth proportional to 2,974,276.95, 4,104,526.79 and 1,616,149.95 is: 2,230,300.30
Step by Step Solution
- Step 1: Write the proportion equation
2,974,276.95 : 4,104,526.79 = 1,616,149.95 : x - Step 2: Convert to fraction form
2,974,276.95/4,104,526.79 = 1,616,149.95/x - Step 3: Cross multiply
2,974,276.95x = 4,104,526.79 × 1,616,149.95 - Step 4: Simplify right side
2,974,276.95x = 6,633,530,766,432.16 - Step 5: Solve for x
x = 6,633,530,766,432.16/2,974,276.95 - Step 6: Final answer
x = 2,230,300.30
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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.