Finding the Fourth Proportional to 2,135,454.72, 2,946,471.76 and 1,264,562.98
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Solution
The fourth proportional to 2,135,454.72, 2,946,471.76 and 1,264,562.98 is: 1,744,827.03
Step by Step Solution
- Step 1: Write the proportion equation
2,135,454.72 : 2,946,471.76 = 1,264,562.98 : x - Step 2: Convert to fraction form
2,135,454.72/2,946,471.76 = 1,264,562.98/x - Step 3: Cross multiply
2,135,454.72x = 2,946,471.76 × 1,264,562.98 - Step 4: Simplify right side
2,135,454.72x = 3,725,999,109,311.44 - Step 5: Solve for x
x = 3,725,999,109,311.44/2,135,454.72 - Step 6: Final answer
x = 1,744,827.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.