Finding the Fourth Proportional to 1,478,069.09, 2,040,106.90 and 833,862.96
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Solution
The fourth proportional to 1,478,069.09, 2,040,106.90 and 833,862.96 is: 1,150,940.50
Step by Step Solution
- Step 1: Write the proportion equation
1,478,069.09 : 2,040,106.90 = 833,862.96 : x - Step 2: Convert to fraction form
1,478,069.09/2,040,106.90 = 833,862.96/x - Step 3: Cross multiply
1,478,069.09x = 2,040,106.90 × 833,862.96 - Step 4: Simplify right side
1,478,069.09x = 1,701,169,578,350.42 - Step 5: Solve for x
x = 1,701,169,578,350.42/1,478,069.09 - Step 6: Final answer
x = 1,150,940.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.