Finding the Fourth Proportional to 1,723,943.04, 2,379,066.76 and 998,843.19
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Solution
The fourth proportional to 1,723,943.04, 2,379,066.76 and 998,843.19 is: 1,378,418.30
Step by Step Solution
- Step 1: Write the proportion equation
1,723,943.04 : 2,379,066.76 = 998,843.19 : x - Step 2: Convert to fraction form
1,723,943.04/2,379,066.76 = 998,843.19/x - Step 3: Cross multiply
1,723,943.04x = 2,379,066.76 × 998,843.19 - Step 4: Simplify right side
1,723,943.04x = 2,376,314,631,781.36 - Step 5: Solve for x
x = 2,376,314,631,781.36/1,723,943.04 - Step 6: Final answer
x = 1,378,418.30
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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.