Finding the Fourth Proportional to 1,727,504.37, 2,588,820.78 and 815,713.99
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Solution
The fourth proportional to 1,727,504.37, 2,588,820.78 and 815,713.99 is: 1,222,420.83
Step by Step Solution
- Step 1: Write the proportion equation
1,727,504.37 : 2,588,820.78 = 815,713.99 : x - Step 2: Convert to fraction form
1,727,504.37/2,588,820.78 = 815,713.99/x - Step 3: Cross multiply
1,727,504.37x = 2,588,820.78 × 815,713.99 - Step 4: Simplify right side
1,727,504.37x = 2,111,737,327,848.71 - Step 5: Solve for x
x = 2,111,737,327,848.71/1,727,504.37 - Step 6: Final answer
x = 1,222,420.83
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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.