Finding the Fourth Proportional to 4,439,769.80, 6,126,882.09 and 2,402,579.30
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Solution
The fourth proportional to 4,439,769.80, 6,126,882.09 and 2,402,579.30 is: 3,315,559.31
Step by Step Solution
- Step 1: Write the proportion equation
4,439,769.80 : 6,126,882.09 = 2,402,579.30 : x - Step 2: Convert to fraction form
4,439,769.80/6,126,882.09 = 2,402,579.30/x - Step 3: Cross multiply
4,439,769.80x = 6,126,882.09 × 2,402,579.30 - Step 4: Simplify right side
4,439,769.80x = 14,720,320,082,974.74 - Step 5: Solve for x
x = 14,720,320,082,974.74/4,439,769.80 - Step 6: Final answer
x = 3,315,559.31
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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.