Finding the Fourth Proportional to 4,644,155.14, 6,409,147.01 and 2,579,180.18
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Solution
The fourth proportional to 4,644,155.14, 6,409,147.01 and 2,579,180.18 is: 3,559,386.89
Step by Step Solution
- Step 1: Write the proportion equation
4,644,155.14 : 6,409,147.01 = 2,579,180.18 : x - Step 2: Convert to fraction form
4,644,155.14/6,409,147.01 = 2,579,180.18/x - Step 3: Cross multiply
4,644,155.14x = 6,409,147.01 × 2,579,180.18 - Step 4: Simplify right side
4,644,155.14x = 16,530,344,893,956.62 - Step 5: Solve for x
x = 16,530,344,893,956.62/4,644,155.14 - Step 6: Final answer
x = 3,559,386.89
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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.