Finding the Fourth Proportional to 876,148.72, 1,306,489.30 and 844,926.05
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Solution
The fourth proportional to 876,148.72, 1,306,489.30 and 844,926.05 is: 1,259,930.90
Step by Step Solution
- Step 1: Write the proportion equation
876,148.72 : 1,306,489.30 = 844,926.05 : x - Step 2: Convert to fraction form
876,148.72/1,306,489.30 = 844,926.05/x - Step 3: Cross multiply
876,148.72x = 1,306,489.30 × 844,926.05 - Step 4: Simplify right side
876,148.72x = 1,103,886,843,616.27 - Step 5: Solve for x
x = 1,103,886,843,616.27/876,148.72 - Step 6: Final answer
x = 1,259,930.90
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.