Finding the Fourth Proportional to 3,112,725.24, 4,297,184.46 and 2,209,465.08
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Solution
The fourth proportional to 3,112,725.24, 4,297,184.46 and 2,209,465.08 is: 3,050,214.29
Step by Step Solution
- Step 1: Write the proportion equation
3,112,725.24 : 4,297,184.46 = 2,209,465.08 : x - Step 2: Convert to fraction form
3,112,725.24/4,297,184.46 = 2,209,465.08/x - Step 3: Cross multiply
3,112,725.24x = 4,297,184.46 × 2,209,465.08 - Step 4: Simplify right side
3,112,725.24x = 9,494,479,006,688.66 - Step 5: Solve for x
x = 9,494,479,006,688.66/3,112,725.24 - Step 6: Final answer
x = 3,050,214.29
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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.