Finding the Fourth Proportional to 1,821,770.42, 2,729,664.63 and 623,038.73
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Solution
The fourth proportional to 1,821,770.42, 2,729,664.63 and 623,038.73 is: 933,535.18
Step by Step Solution
- Step 1: Write the proportion equation
1,821,770.42 : 2,729,664.63 = 623,038.73 : x - Step 2: Convert to fraction form
1,821,770.42/2,729,664.63 = 623,038.73/x - Step 3: Cross multiply
1,821,770.42x = 2,729,664.63 × 623,038.73 - Step 4: Simplify right side
1,821,770.42x = 1,700,686,770,752.80 - Step 5: Solve for x
x = 1,700,686,770,752.80/1,821,770.42 - Step 6: Final answer
x = 933,535.18
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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.