Finding the Fourth Proportional to 2,079,206.79, 3,115,595.46 and 1,622,715.65
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Solution
The fourth proportional to 2,079,206.79, 3,115,595.46 and 1,622,715.65 is: 2,431,564.54
Step by Step Solution
- Step 1: Write the proportion equation
2,079,206.79 : 3,115,595.46 = 1,622,715.65 : x - Step 2: Convert to fraction form
2,079,206.79/3,115,595.46 = 1,622,715.65/x - Step 3: Cross multiply
2,079,206.79x = 3,115,595.46 × 1,622,715.65 - Step 4: Simplify right side
2,079,206.79x = 5,055,725,496,432.97 - Step 5: Solve for x
x = 5,055,725,496,432.97/2,079,206.79 - Step 6: Final answer
x = 2,431,564.54
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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.