Finding the Fourth Proportional to 1,599,720.21, 2,207,621.70 and 874,567.97
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Solution
The fourth proportional to 1,599,720.21, 2,207,621.70 and 874,567.97 is: 1,206,908.06
Step by Step Solution
- Step 1: Write the proportion equation
1,599,720.21 : 2,207,621.70 = 874,567.97 : x - Step 2: Convert to fraction form
1,599,720.21/2,207,621.70 = 874,567.97/x - Step 3: Cross multiply
1,599,720.21x = 2,207,621.70 × 874,567.97 - Step 4: Simplify right side
1,599,720.21x = 1,930,715,213,286.00 - Step 5: Solve for x
x = 1,930,715,213,286.00/1,599,720.21 - Step 6: Final answer
x = 1,206,908.06
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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.