Finding the Fourth Proportional to 4,472,079.04, 6,708,039.18 and 1,106,286.04
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Solution
The fourth proportional to 4,472,079.04, 6,708,039.18 and 1,106,286.04 is: 1,659,409.42
Step by Step Solution
- Step 1: Write the proportion equation
4,472,079.04 : 6,708,039.18 = 1,106,286.04 : x - Step 2: Convert to fraction form
4,472,079.04/6,708,039.18 = 1,106,286.04/x - Step 3: Cross multiply
4,472,079.04x = 6,708,039.18 × 1,106,286.04 - Step 4: Simplify right side
4,472,079.04x = 7,421,010,100,607.05 - Step 5: Solve for x
x = 7,421,010,100,607.05/4,472,079.04 - Step 6: Final answer
x = 1,659,409.42
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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.