Finding the Fourth Proportional to 2,086,121.61, 3,128,676.66 and 569,811.65
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Solution
The fourth proportional to 2,086,121.61, 3,128,676.66 and 569,811.65 is: 854,579.32
Step by Step Solution
- Step 1: Write the proportion equation
2,086,121.61 : 3,128,676.66 = 569,811.65 : x - Step 2: Convert to fraction form
2,086,121.61/3,128,676.66 = 569,811.65/x - Step 3: Cross multiply
2,086,121.61x = 3,128,676.66 × 569,811.65 - Step 4: Simplify right side
2,086,121.61x = 1,782,756,394,307.71 - Step 5: Solve for x
x = 1,782,756,394,307.71/2,086,121.61 - Step 6: Final answer
x = 854,579.32
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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.