Finding the Fourth Proportional to 1,903,395.63, 2,623,780.11 and 1,166,986.55
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Solution
The fourth proportional to 1,903,395.63, 2,623,780.11 and 1,166,986.55 is: 1,608,659.84
Step by Step Solution
- Step 1: Write the proportion equation
1,903,395.63 : 2,623,780.11 = 1,166,986.55 : x - Step 2: Convert to fraction form
1,903,395.63/2,623,780.11 = 1,166,986.55/x - Step 3: Cross multiply
1,903,395.63x = 2,623,780.11 × 1,166,986.55 - Step 4: Simplify right side
1,903,395.63x = 3,061,916,102,898.87 - Step 5: Solve for x
x = 3,061,916,102,898.87/1,903,395.63 - Step 6: Final answer
x = 1,608,659.84
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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.