Finding the Fourth Proportional to 3,823,783.87, 5,736,539.91 and 1,264,992.76
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Solution
The fourth proportional to 3,823,783.87, 5,736,539.91 and 1,264,992.76 is: 1,897,775.01
Step by Step Solution
- Step 1: Write the proportion equation
3,823,783.87 : 5,736,539.91 = 1,264,992.76 : x - Step 2: Convert to fraction form
3,823,783.87/5,736,539.91 = 1,264,992.76/x - Step 3: Cross multiply
3,823,783.87x = 5,736,539.91 × 1,264,992.76 - Step 4: Simplify right side
3,823,783.87x = 7,256,681,453,601.05 - Step 5: Solve for x
x = 7,256,681,453,601.05/3,823,783.87 - Step 6: Final answer
x = 1,897,775.01
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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.