Finding the Fourth Proportional to 2,668,584.18, 4,003,122.34 and 871,477.06
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Solution
The fourth proportional to 2,668,584.18, 4,003,122.34 and 871,477.06 is: 1,307,295.95
Step by Step Solution
- Step 1: Write the proportion equation
2,668,584.18 : 4,003,122.34 = 871,477.06 : x - Step 2: Convert to fraction form
2,668,584.18/4,003,122.34 = 871,477.06/x - Step 3: Cross multiply
2,668,584.18x = 4,003,122.34 × 871,477.06 - Step 4: Simplify right side
2,668,584.18x = 3,488,629,287,683.52 - Step 5: Solve for x
x = 3,488,629,287,683.52/2,668,584.18 - Step 6: Final answer
x = 1,307,295.95
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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.