Finding the Fourth Proportional to 1,071,789.08, 1,479,030.66 and 606,632.97
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Solution
The fourth proportional to 1,071,789.08, 1,479,030.66 and 606,632.97 is: 837,131.84
Step by Step Solution
- Step 1: Write the proportion equation
1,071,789.08 : 1,479,030.66 = 606,632.97 : x - Step 2: Convert to fraction form
1,071,789.08/1,479,030.66 = 606,632.97/x - Step 3: Cross multiply
1,071,789.08x = 1,479,030.66 × 606,632.97 - Step 4: Simplify right side
1,071,789.08x = 897,228,765,694.44 - Step 5: Solve for x
x = 897,228,765,694.44/1,071,789.08 - Step 6: Final answer
x = 837,131.84
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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.