Finding the Fourth Proportional to 4,431,669.48, 6,115,991.40 and 2,471,767.56
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Solution
The fourth proportional to 4,431,669.48, 6,115,991.40 and 2,471,767.56 is: 3,411,199.60
Step by Step Solution
- Step 1: Write the proportion equation
4,431,669.48 : 6,115,991.40 = 2,471,767.56 : x - Step 2: Convert to fraction form
4,431,669.48/6,115,991.40 = 2,471,767.56/x - Step 3: Cross multiply
4,431,669.48x = 6,115,991.40 × 2,471,767.56 - Step 4: Simplify right side
4,431,669.48x = 15,117,309,139,758.98 - Step 5: Solve for x
x = 15,117,309,139,758.98/4,431,669.48 - Step 6: Final answer
x = 3,411,199.60
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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.