Finding the Fourth Proportional to 2,138,819.04, 2,951,374 and 1,233,226.08
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Solution
The fourth proportional to 2,138,819.04, 2,951,374 and 1,233,226.08 is: 1,701,738.82
Step by Step Solution
- Step 1: Write the proportion equation
2,138,819.04 : 2,951,374 = 1,233,226.08 : x - Step 2: Convert to fraction form
2,138,819.04/2,951,374 = 1,233,226.08/x - Step 3: Cross multiply
2,138,819.04x = 2,951,374 × 1,233,226.08 - Step 4: Simplify right side
2,138,819.04x = 3,639,711,388,633.92 - Step 5: Solve for x
x = 3,639,711,388,633.92/2,138,819.04 - Step 6: Final answer
x = 1,701,738.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.