Finding the Fourth Proportional to 1,151,415.41, 1,723,777.91 and 670,174.26
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Solution
The fourth proportional to 1,151,415.41, 1,723,777.91 and 670,174.26 is: 1,003,314.33
Step by Step Solution
- Step 1: Write the proportion equation
1,151,415.41 : 1,723,777.91 = 670,174.26 : x - Step 2: Convert to fraction form
1,151,415.41/1,723,777.91 = 670,174.26/x - Step 3: Cross multiply
1,151,415.41x = 1,723,777.91 × 670,174.26 - Step 4: Simplify right side
1,151,415.41x = 1,155,231,577,936.71 - Step 5: Solve for x
x = 1,155,231,577,936.71/1,151,415.41 - Step 6: Final answer
x = 1,003,314.33
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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.