Finding the Fourth Proportional to 2,578,461.12, 3,866,598.18 and 1,229,062.68
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Solution
The fourth proportional to 2,578,461.12, 3,866,598.18 and 1,229,062.68 is: 1,843,072.79
Step by Step Solution
- Step 1: Write the proportion equation
2,578,461.12 : 3,866,598.18 = 1,229,062.68 : x - Step 2: Convert to fraction form
2,578,461.12/3,866,598.18 = 1,229,062.68/x - Step 3: Cross multiply
2,578,461.12x = 3,866,598.18 × 1,229,062.68 - Step 4: Simplify right side
2,578,461.12x = 4,752,291,521,593.92 - Step 5: Solve for x
x = 4,752,291,521,593.92/2,578,461.12 - Step 6: Final answer
x = 1,843,072.79
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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.