Finding the Fourth Proportional to 4,644,527.51, 6,409,462.80 and 2,579,542.70
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Solution
The fourth proportional to 4,644,527.51, 6,409,462.80 and 2,579,542.70 is: 3,559,777.17
Step by Step Solution
- Step 1: Write the proportion equation
4,644,527.51 : 6,409,462.80 = 2,579,542.70 : x - Step 2: Convert to fraction form
4,644,527.51/6,409,462.80 = 2,579,542.70/x - Step 3: Cross multiply
4,644,527.51x = 6,409,462.80 × 2,579,542.70 - Step 4: Simplify right side
4,644,527.51x = 16,533,482,976,661.56 - Step 5: Solve for x
x = 16,533,482,976,661.56/4,644,527.51 - Step 6: Final answer
x = 3,559,777.17
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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.