Finding the Fourth Proportional to 4,375,764.19, 6,039,163.21 and 2,442,149.33
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Solution
The fourth proportional to 4,375,764.19, 6,039,163.21 and 2,442,149.33 is: 3,370,505.76
Step by Step Solution
- Step 1: Write the proportion equation
4,375,764.19 : 6,039,163.21 = 2,442,149.33 : x - Step 2: Convert to fraction form
4,375,764.19/6,039,163.21 = 2,442,149.33/x - Step 3: Cross multiply
4,375,764.19x = 6,039,163.21 × 2,442,149.33 - Step 4: Simplify right side
4,375,764.19x = 14,748,538,387,062.15 - Step 5: Solve for x
x = 14,748,538,387,062.15/4,375,764.19 - Step 6: Final answer
x = 3,370,505.76
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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.