Finding the Fourth Proportional to 2,678,873.06, 4,018,863.18 and 881,864.36
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Solution
The fourth proportional to 2,678,873.06, 4,018,863.18 and 881,864.36 is: 1,322,978.77
Step by Step Solution
- Step 1: Write the proportion equation
2,678,873.06 : 4,018,863.18 = 881,864.36 : x - Step 2: Convert to fraction form
2,678,873.06/4,018,863.18 = 881,864.36/x - Step 3: Cross multiply
2,678,873.06x = 4,018,863.18 × 881,864.36 - Step 4: Simplify right side
2,678,873.06x = 3,544,092,186,063.95 - Step 5: Solve for x
x = 3,544,092,186,063.95/2,678,873.06 - Step 6: Final answer
x = 1,322,978.77
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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.