Finding the Fourth Proportional to 2,036,872.08, 2,810,884.20 and 1,119,159.84
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Solution
The fourth proportional to 2,036,872.08, 2,810,884.20 and 1,119,159.84 is: 1,544,440.98
Step by Step Solution
- Step 1: Write the proportion equation
2,036,872.08 : 2,810,884.20 = 1,119,159.84 : x - Step 2: Convert to fraction form
2,036,872.08/2,810,884.20 = 1,119,159.84/x - Step 3: Cross multiply
2,036,872.08x = 2,810,884.20 × 1,119,159.84 - Step 4: Simplify right side
2,036,872.08x = 3,145,828,711,530.53 - Step 5: Solve for x
x = 3,145,828,711,530.53/2,036,872.08 - Step 6: Final answer
x = 1,544,440.98
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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.