Finding the Fourth Proportional to 5,414,081.36, 8,117,974.20 and 2,048,547.92
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Solution
The fourth proportional to 5,414,081.36, 8,117,974.20 and 2,048,547.92 is: 3,071,630.82
Step by Step Solution
- Step 1: Write the proportion equation
5,414,081.36 : 8,117,974.20 = 2,048,547.92 : x - Step 2: Convert to fraction form
5,414,081.36/8,117,974.20 = 2,048,547.92/x - Step 3: Cross multiply
5,414,081.36x = 8,117,974.20 × 2,048,547.92 - Step 4: Simplify right side
5,414,081.36x = 16,630,059,162,023.66 - Step 5: Solve for x
x = 16,630,059,162,023.66/5,414,081.36 - Step 6: Final answer
x = 3,071,630.82
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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.