Finding the Fourth Proportional to 4,277,582.74, 6,414,239.13 and 1,398,574.54
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Solution
The fourth proportional to 4,277,582.74, 6,414,239.13 and 1,398,574.54 is: 2,097,163.77
Step by Step Solution
- Step 1: Write the proportion equation
4,277,582.74 : 6,414,239.13 = 1,398,574.54 : x - Step 2: Convert to fraction form
4,277,582.74/6,414,239.13 = 1,398,574.54/x - Step 3: Cross multiply
4,277,582.74x = 6,414,239.13 × 1,398,574.54 - Step 4: Simplify right side
4,277,582.74x = 8,970,791,540,689.75 - Step 5: Solve for x
x = 8,970,791,540,689.75/4,277,582.74 - Step 6: Final answer
x = 2,097,163.77
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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.