Finding the Fourth Proportional to 1,793,378.76, 2,688,199.70 and 782,229.24
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Solution
The fourth proportional to 1,793,378.76, 2,688,199.70 and 782,229.24 is: 1,172,528.89
Step by Step Solution
- Step 1: Write the proportion equation
1,793,378.76 : 2,688,199.70 = 782,229.24 : x - Step 2: Convert to fraction form
1,793,378.76/2,688,199.70 = 782,229.24/x - Step 3: Cross multiply
1,793,378.76x = 2,688,199.70 × 782,229.24 - Step 4: Simplify right side
1,793,378.76x = 2,102,788,404,388.08 - Step 5: Solve for x
x = 2,102,788,404,388.08/1,793,378.76 - Step 6: Final answer
x = 1,172,528.89
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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.