Finding the Fourth Proportional to 4,393,399.18, 6,594,355.20 and 2,120,521.14
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Solution
The fourth proportional to 4,393,399.18, 6,594,355.20 and 2,120,521.14 is: 3,182,836.12
Step by Step Solution
- Step 1: Write the proportion equation
4,393,399.18 : 6,594,355.20 = 2,120,521.14 : x - Step 2: Convert to fraction form
4,393,399.18/6,594,355.20 = 2,120,521.14/x - Step 3: Cross multiply
4,393,399.18x = 6,594,355.20 × 2,120,521.14 - Step 4: Simplify right side
4,393,399.18x = 13,983,469,606,268.93 - Step 5: Solve for x
x = 13,983,469,606,268.93/4,393,399.18 - Step 6: Final answer
x = 3,182,836.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.