Finding the Fourth Proportional to 2,558,928.98, 3,531,927.74 and 1,471,828.70
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Solution
The fourth proportional to 2,558,928.98, 3,531,927.74 and 1,471,828.70 is: 2,031,472.01
Step by Step Solution
- Step 1: Write the proportion equation
2,558,928.98 : 3,531,927.74 = 1,471,828.70 : x - Step 2: Convert to fraction form
2,558,928.98/3,531,927.74 = 1,471,828.70/x - Step 3: Cross multiply
2,558,928.98x = 3,531,927.74 × 1,471,828.70 - Step 4: Simplify right side
2,558,928.98x = 5,198,392,589,039.36 - Step 5: Solve for x
x = 5,198,392,589,039.36/2,558,928.98 - Step 6: Final answer
x = 2,031,472.01
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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.