Finding the Fourth Proportional to 3,493,122.14, 5,238,023.82 and 1,218,370.14
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Solution
The fourth proportional to 3,493,122.14, 5,238,023.82 and 1,218,370.14 is: 1,826,976.43
Step by Step Solution
- Step 1: Write the proportion equation
3,493,122.14 : 5,238,023.82 = 1,218,370.14 : x - Step 2: Convert to fraction form
3,493,122.14/5,238,023.82 = 1,218,370.14/x - Step 3: Cross multiply
3,493,122.14x = 5,238,023.82 × 1,218,370.14 - Step 4: Simplify right side
3,493,122.14x = 6,381,851,814,896.74 - Step 5: Solve for x
x = 6,381,851,814,896.74/3,493,122.14 - Step 6: Final answer
x = 1,826,976.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.