Finding the Fourth Proportional to 1,758,206.50, 2,426,324.97 and 953,390.50
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Solution
The fourth proportional to 1,758,206.50, 2,426,324.97 and 953,390.50 is: 1,315,678.89
Step by Step Solution
- Step 1: Write the proportion equation
1,758,206.50 : 2,426,324.97 = 953,390.50 : x - Step 2: Convert to fraction form
1,758,206.50/2,426,324.97 = 953,390.50/x - Step 3: Cross multiply
1,758,206.50x = 2,426,324.97 × 953,390.50 - Step 4: Simplify right side
1,758,206.50x = 2,313,235,176,310.79 - Step 5: Solve for x
x = 2,313,235,176,310.79/1,758,206.50 - Step 6: Final answer
x = 1,315,678.89
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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.