Finding the Fourth Proportional to 2,455,124.06, 3,388,176.80 and 1,367,396.12
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Solution
The fourth proportional to 2,455,124.06, 3,388,176.80 and 1,367,396.12 is: 1,887,065.45
Step by Step Solution
- Step 1: Write the proportion equation
2,455,124.06 : 3,388,176.80 = 1,367,396.12 : x - Step 2: Convert to fraction form
2,455,124.06/3,388,176.80 = 1,367,396.12/x - Step 3: Cross multiply
2,455,124.06x = 3,388,176.80 × 1,367,396.12 - Step 4: Simplify right side
2,455,124.06x = 4,632,979,786,416.15 - Step 5: Solve for x
x = 4,632,979,786,416.15/2,455,124.06 - Step 6: Final answer
x = 1,887,065.45
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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.