Finding the Fourth Proportional to 1,610,205.13, 2,221,971.10 and 885,034.81
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Solution
The fourth proportional to 1,610,205.13, 2,221,971.10 and 885,034.81 is: 1,221,286.49
Step by Step Solution
- Step 1: Write the proportion equation
1,610,205.13 : 2,221,971.10 = 885,034.81 : x - Step 2: Convert to fraction form
1,610,205.13/2,221,971.10 = 885,034.81/x - Step 3: Cross multiply
1,610,205.13x = 2,221,971.10 × 885,034.81 - Step 4: Simplify right side
1,610,205.13x = 1,966,521,770,313.99 - Step 5: Solve for x
x = 1,966,521,770,313.99/1,610,205.13 - Step 6: Final answer
x = 1,221,286.49
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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.