Finding the Fourth Proportional to 1,723,949.94, 2,379,050.89 and 999,218.04
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Solution
The fourth proportional to 1,723,949.94, 2,379,050.89 and 999,218.04 is: 1,378,920.88
Step by Step Solution
- Step 1: Write the proportion equation
1,723,949.94 : 2,379,050.89 = 999,218.04 : x - Step 2: Convert to fraction form
1,723,949.94/2,379,050.89 = 999,218.04/x - Step 3: Cross multiply
1,723,949.94x = 2,379,050.89 × 999,218.04 - Step 4: Simplify right side
1,723,949.94x = 2,377,190,567,366.06 - Step 5: Solve for x
x = 2,377,190,567,366.06/1,723,949.94 - Step 6: Final answer
x = 1,378,920.88
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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.