Finding the Fourth Proportional to 1,659,891.38, 2,488,494.48 and 699,726.99
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Solution
The fourth proportional to 1,659,891.38, 2,488,494.48 and 699,726.99 is: 1,049,024.52
Step by Step Solution
- Step 1: Write the proportion equation
1,659,891.38 : 2,488,494.48 = 699,726.99 : x - Step 2: Convert to fraction form
1,659,891.38/2,488,494.48 = 699,726.99/x - Step 3: Cross multiply
1,659,891.38x = 2,488,494.48 × 699,726.99 - Step 4: Simplify right side
1,659,891.38x = 1,741,266,752,122.02 - Step 5: Solve for x
x = 1,741,266,752,122.02/1,659,891.38 - Step 6: Final answer
x = 1,049,024.52
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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.