Finding the Fourth Proportional to 2,149,204.44, 2,965,785 and 1,182,178.62
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Solution
The fourth proportional to 2,149,204.44, 2,965,785 and 1,182,178.62 is: 1,631,342.07
Step by Step Solution
- Step 1: Write the proportion equation
2,149,204.44 : 2,965,785 = 1,182,178.62 : x - Step 2: Convert to fraction form
2,149,204.44/2,965,785 = 1,182,178.62/x - Step 3: Cross multiply
2,149,204.44x = 2,965,785 × 1,182,178.62 - Step 4: Simplify right side
2,149,204.44x = 3,506,087,618,516.70 - Step 5: Solve for x
x = 3,506,087,618,516.70/2,149,204.44 - Step 6: Final answer
x = 1,631,342.07
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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.