Finding the Fourth Proportional to 4,225,537.80, 6,338,306.70 and 1,233,721.80
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Solution
The fourth proportional to 4,225,537.80, 6,338,306.70 and 1,233,721.80 is: 1,850,582.70
Step by Step Solution
- Step 1: Write the proportion equation
4,225,537.80 : 6,338,306.70 = 1,233,721.80 : x - Step 2: Convert to fraction form
4,225,537.80/6,338,306.70 = 1,233,721.80/x - Step 3: Cross multiply
4,225,537.80x = 6,338,306.70 × 1,233,721.80 - Step 4: Simplify right side
4,225,537.80x = 7,819,707,150,876.06 - Step 5: Solve for x
x = 7,819,707,150,876.06/4,225,537.80 - Step 6: Final answer
x = 1,850,582.70
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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.