Finding the Fourth Proportional to 4,644,479.45, 6,409,697.87 and 2,579,731.13
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Solution
The fourth proportional to 4,644,479.45, 6,409,697.87 and 2,579,731.13 is: 3,560,204.61
Step by Step Solution
- Step 1: Write the proportion equation
4,644,479.45 : 6,409,697.87 = 2,579,731.13 : x - Step 2: Convert to fraction form
4,644,479.45/6,409,697.87 = 2,579,731.13/x - Step 3: Cross multiply
4,644,479.45x = 6,409,697.87 × 2,579,731.13 - Step 4: Simplify right side
4,644,479.45x = 16,535,297,129,133.69 - Step 5: Solve for x
x = 16,535,297,129,133.69/4,644,479.45 - Step 6: Final answer
x = 3,560,204.61
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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.