Finding the Fourth Proportional to 2,571,129.95, 3,548,082.49 and 1,409,536.49
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Solution
The fourth proportional to 2,571,129.95, 3,548,082.49 and 1,409,536.49 is: 1,945,118.23
Step by Step Solution
- Step 1: Write the proportion equation
2,571,129.95 : 3,548,082.49 = 1,409,536.49 : x - Step 2: Convert to fraction form
2,571,129.95/3,548,082.49 = 1,409,536.49/x - Step 3: Cross multiply
2,571,129.95x = 3,548,082.49 × 1,409,536.49 - Step 4: Simplify right side
2,571,129.95x = 5,001,151,717,920.81 - Step 5: Solve for x
x = 5,001,151,717,920.81/2,571,129.95 - Step 6: Final answer
x = 1,945,118.23
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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.