Finding the Fourth Proportional to 4,416,166.71, 6,620,324.13 and 1,719,868.95
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Solution
The fourth proportional to 4,416,166.71, 6,620,324.13 and 1,719,868.95 is: 2,578,274.48
Step by Step Solution
- Step 1: Write the proportion equation
4,416,166.71 : 6,620,324.13 = 1,719,868.95 : x - Step 2: Convert to fraction form
4,416,166.71/6,620,324.13 = 1,719,868.95/x - Step 3: Cross multiply
4,416,166.71x = 6,620,324.13 × 1,719,868.95 - Step 4: Simplify right side
4,416,166.71x = 11,386,089,910,122.76 - Step 5: Solve for x
x = 11,386,089,910,122.76/4,416,166.71 - Step 6: Final answer
x = 2,578,274.48
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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.