Finding the Fourth Proportional to 1,809,820.85, 2,497,545.16 and 994,021.92
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Solution
The fourth proportional to 1,809,820.85, 2,497,545.16 and 994,021.92 is: 1,371,746.07
Step by Step Solution
- Step 1: Write the proportion equation
1,809,820.85 : 2,497,545.16 = 994,021.92 : x - Step 2: Convert to fraction form
1,809,820.85/2,497,545.16 = 994,021.92/x - Step 3: Cross multiply
1,809,820.85x = 2,497,545.16 × 994,021.92 - Step 4: Simplify right side
1,809,820.85x = 2,482,614,632,744.85 - Step 5: Solve for x
x = 2,482,614,632,744.85/1,809,820.85 - Step 6: Final answer
x = 1,371,746.07
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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.