Finding the Fourth Proportional to 2,044,236.71, 2,820,930.14 and 1,172,886.70
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Solution
The fourth proportional to 2,044,236.71, 2,820,930.14 and 1,172,886.70 is: 1,618,516.79
Step by Step Solution
- Step 1: Write the proportion equation
2,044,236.71 : 2,820,930.14 = 1,172,886.70 : x - Step 2: Convert to fraction form
2,044,236.71/2,820,930.14 = 1,172,886.70/x - Step 3: Cross multiply
2,044,236.71x = 2,820,930.14 × 1,172,886.70 - Step 4: Simplify right side
2,044,236.71x = 3,308,631,442,835.14 - Step 5: Solve for x
x = 3,308,631,442,835.14/2,044,236.71 - Step 6: Final answer
x = 1,618,516.79
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1.5x scale
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.