Finding the Fourth Proportional to 4,251,160.48, 6,378,117.72 and 2,545,036.96
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Solution
The fourth proportional to 4,251,160.48, 6,378,117.72 and 2,545,036.96 is: 3,818,379.81
Step by Step Solution
- Step 1: Write the proportion equation
4,251,160.48 : 6,378,117.72 = 2,545,036.96 : x - Step 2: Convert to fraction form
4,251,160.48/6,378,117.72 = 2,545,036.96/x - Step 3: Cross multiply
4,251,160.48x = 6,378,117.72 × 2,545,036.96 - Step 4: Simplify right side
4,251,160.48x = 16,232,545,332,630.93 - Step 5: Solve for x
x = 16,232,545,332,630.93/4,251,160.48 - Step 6: Final answer
x = 3,818,379.81
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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.