Finding the Fourth Proportional to 1,011,910.18, 1,517,433.19 and 585,740.17
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Solution
The fourth proportional to 1,011,910.18, 1,517,433.19 and 585,740.17 is: 878,360.14
Step by Step Solution
- Step 1: Write the proportion equation
1,011,910.18 : 1,517,433.19 = 585,740.17 : x - Step 2: Convert to fraction form
1,011,910.18/1,517,433.19 = 585,740.17/x - Step 3: Cross multiply
1,011,910.18x = 1,517,433.19 × 585,740.17 - Step 4: Simplify right side
1,011,910.18x = 888,821,569,416.31 - Step 5: Solve for x
x = 888,821,569,416.31/1,011,910.18 - Step 6: Final answer
x = 878,360.14
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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.