Finding the Fourth Proportional to 1,465,358.36, 2,022,170.70 and 820,776.92
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Solution
The fourth proportional to 1,465,358.36, 2,022,170.70 and 820,776.92 is: 1,132,658.80
Step by Step Solution
- Step 1: Write the proportion equation
1,465,358.36 : 2,022,170.70 = 820,776.92 : x - Step 2: Convert to fraction form
1,465,358.36/2,022,170.70 = 820,776.92/x - Step 3: Cross multiply
1,465,358.36x = 2,022,170.70 × 820,776.92 - Step 4: Simplify right side
1,465,358.36x = 1,659,751,038,860.24 - Step 5: Solve for x
x = 1,659,751,038,860.24/1,465,358.36 - Step 6: Final answer
x = 1,132,658.80
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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.