Finding the Fourth Proportional to 1,723,832.70, 2,378,528.25 and 998,637.17
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Solution
The fourth proportional to 1,723,832.70, 2,378,528.25 and 998,637.17 is: 1,377,910.23
Step by Step Solution
- Step 1: Write the proportion equation
1,723,832.70 : 2,378,528.25 = 998,637.17 : x - Step 2: Convert to fraction form
1,723,832.70/2,378,528.25 = 998,637.17/x - Step 3: Cross multiply
1,723,832.70x = 2,378,528.25 × 998,637.17 - Step 4: Simplify right side
1,723,832.70x = 2,375,286,718,086.74 - Step 5: Solve for x
x = 2,375,286,718,086.74/1,723,832.70 - Step 6: Final answer
x = 1,377,910.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.