Finding the Fourth Proportional to 1,555,117.80, 2,332,519.02 and 417,732.26
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Solution
The fourth proportional to 1,555,117.80, 2,332,519.02 and 417,732.26 is: 626,556.03
Step by Step Solution
- Step 1: Write the proportion equation
1,555,117.80 : 2,332,519.02 = 417,732.26 : x - Step 2: Convert to fraction form
1,555,117.80/2,332,519.02 = 417,732.26/x - Step 3: Cross multiply
1,555,117.80x = 2,332,519.02 × 417,732.26 - Step 4: Simplify right side
1,555,117.80x = 974,368,430,054.99 - Step 5: Solve for x
x = 974,368,430,054.99/1,555,117.80 - Step 6: Final answer
x = 626,556.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.