Finding the Fourth Proportional to 5,334,022.86, 7,360,964.58 and 2,886,651.68
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Solution
The fourth proportional to 5,334,022.86, 7,360,964.58 and 2,886,651.68 is: 3,983,586.36
Step by Step Solution
- Step 1: Write the proportion equation
5,334,022.86 : 7,360,964.58 = 2,886,651.68 : x - Step 2: Convert to fraction form
5,334,022.86/7,360,964.58 = 2,886,651.68/x - Step 3: Cross multiply
5,334,022.86x = 7,360,964.58 × 2,886,651.68 - Step 4: Simplify right side
5,334,022.86x = 21,248,540,734,472.67 - Step 5: Solve for x
x = 21,248,540,734,472.67/5,334,022.86 - Step 6: Final answer
x = 3,983,586.36
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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.