Finding the Fourth Proportional to 5,039,378.96, 6,953,534.30 and 2,834,235.36
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Solution
The fourth proportional to 5,039,378.96, 6,953,534.30 and 2,834,235.36 is: 3,910,789.99
Step by Step Solution
- Step 1: Write the proportion equation
5,039,378.96 : 6,953,534.30 = 2,834,235.36 : x - Step 2: Convert to fraction form
5,039,378.96/6,953,534.30 = 2,834,235.36/x - Step 3: Cross multiply
5,039,378.96x = 6,953,534.30 × 2,834,235.36 - Step 4: Simplify right side
5,039,378.96x = 19,707,952,797,118.44 - Step 5: Solve for x
x = 19,707,952,797,118.44/5,039,378.96 - Step 6: Final answer
x = 3,910,789.99
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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.