Finding the Fourth Proportional to 4,421,727.20, 6,631,848.84 and 1,227,177.92
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Solution
The fourth proportional to 4,421,727.20, 6,631,848.84 and 1,227,177.92 is: 1,840,560.96
Step by Step Solution
- Step 1: Write the proportion equation
4,421,727.20 : 6,631,848.84 = 1,227,177.92 : x - Step 2: Convert to fraction form
4,421,727.20/6,631,848.84 = 1,227,177.92/x - Step 3: Cross multiply
4,421,727.20x = 6,631,848.84 × 1,227,177.92 - Step 4: Simplify right side
4,421,727.20x = 8,138,458,465,225.61 - Step 5: Solve for x
x = 8,138,458,465,225.61/4,421,727.20 - Step 6: Final answer
x = 1,840,560.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.