Finding the Fourth Proportional to 4,215,248.91, 6,322,889.97 and 1,020,369.96
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Solution
The fourth proportional to 4,215,248.91, 6,322,889.97 and 1,020,369.96 is: 1,530,558.96
Step by Step Solution
- Step 1: Write the proportion equation
4,215,248.91 : 6,322,889.97 = 1,020,369.96 : x - Step 2: Convert to fraction form
4,215,248.91/6,322,889.97 = 1,020,369.96/x - Step 3: Cross multiply
4,215,248.91x = 6,322,889.97 × 1,020,369.96 - Step 4: Simplify right side
4,215,248.91x = 6,451,686,985,773.30 - Step 5: Solve for x
x = 6,451,686,985,773.30/4,215,248.91 - Step 6: Final answer
x = 1,530,558.96
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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.