Finding the Fourth Proportional to 1,711,152.70, 2,566,862.70 and 764,619.10
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Solution
The fourth proportional to 1,711,152.70, 2,566,862.70 and 764,619.10 is: 1,146,988.37
Step by Step Solution
- Step 1: Write the proportion equation
1,711,152.70 : 2,566,862.70 = 764,619.10 : x - Step 2: Convert to fraction form
1,711,152.70/2,566,862.70 = 764,619.10/x - Step 3: Cross multiply
1,711,152.70x = 2,566,862.70 × 764,619.10 - Step 4: Simplify right side
1,711,152.70x = 1,962,672,247,497.57 - Step 5: Solve for x
x = 1,962,672,247,497.57/1,711,152.70 - Step 6: Final answer
x = 1,146,988.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.