Finding the Fourth Proportional to 1,795,564.24, 2,477,938.40 and 979,812.69
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Solution
The fourth proportional to 1,795,564.24, 2,477,938.40 and 979,812.69 is: 1,352,174.12
Step by Step Solution
- Step 1: Write the proportion equation
1,795,564.24 : 2,477,938.40 = 979,812.69 : x - Step 2: Convert to fraction form
1,795,564.24/2,477,938.40 = 979,812.69/x - Step 3: Cross multiply
1,795,564.24x = 2,477,938.40 × 979,812.69 - Step 4: Simplify right side
1,795,564.24x = 2,427,915,489,358.30 - Step 5: Solve for x
x = 2,427,915,489,358.30/1,795,564.24 - Step 6: Final answer
x = 1,352,174.12
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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.