Finding the Fourth Proportional to 1,518,301.18, 2,279,891.49 and 1,006,756.48
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Solution
The fourth proportional to 1,518,301.18, 2,279,891.49 and 1,006,756.48 is: 1,511,752.45
Step by Step Solution
- Step 1: Write the proportion equation
1,518,301.18 : 2,279,891.49 = 1,006,756.48 : x - Step 2: Convert to fraction form
1,518,301.18/2,279,891.49 = 1,006,756.48/x - Step 3: Cross multiply
1,518,301.18x = 2,279,891.49 × 1,006,756.48 - Step 4: Simplify right side
1,518,301.18x = 2,295,295,531,254.36 - Step 5: Solve for x
x = 2,295,295,531,254.36/1,518,301.18 - Step 6: Final answer
x = 1,511,752.45
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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.