Finding the Fourth Proportional to 1,901,572.74, 2,845,929.33 and 1,850,396.94
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Solution
The fourth proportional to 1,901,572.74, 2,845,929.33 and 1,850,396.94 is: 2,769,338.67
Step by Step Solution
- Step 1: Write the proportion equation
1,901,572.74 : 2,845,929.33 = 1,850,396.94 : x - Step 2: Convert to fraction form
1,901,572.74/2,845,929.33 = 1,850,396.94/x - Step 3: Cross multiply
1,901,572.74x = 2,845,929.33 × 1,850,396.94 - Step 4: Simplify right side
1,901,572.74x = 5,266,098,923,688.25 - Step 5: Solve for x
x = 5,266,098,923,688.25/1,901,572.74 - Step 6: Final answer
x = 2,769,338.67
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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.