Finding the Fourth Proportional to 1,699,169.76, 2,344,805.28 and 935,206.92
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Solution
The fourth proportional to 1,699,169.76, 2,344,805.28 and 935,206.92 is: 1,290,558.59
Step by Step Solution
- Step 1: Write the proportion equation
1,699,169.76 : 2,344,805.28 = 935,206.92 : x - Step 2: Convert to fraction form
1,699,169.76/2,344,805.28 = 935,206.92/x - Step 3: Cross multiply
1,699,169.76x = 2,344,805.28 × 935,206.92 - Step 4: Simplify right side
1,699,169.76x = 2,192,878,123,908.54 - Step 5: Solve for x
x = 2,192,878,123,908.54/1,699,169.76 - Step 6: Final answer
x = 1,290,558.59
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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.