Finding the Fourth Proportional to 1,890,772.05, 2,837,524.29 and 752,878.47
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Solution
The fourth proportional to 1,890,772.05, 2,837,524.29 and 752,878.47 is: 1,129,861.72
Step by Step Solution
- Step 1: Write the proportion equation
1,890,772.05 : 2,837,524.29 = 752,878.47 : x - Step 2: Convert to fraction form
1,890,772.05/2,837,524.29 = 752,878.47/x - Step 3: Cross multiply
1,890,772.05x = 2,837,524.29 × 752,878.47 - Step 4: Simplify right side
1,890,772.05x = 2,136,310,959,507.05 - Step 5: Solve for x
x = 2,136,310,959,507.05/1,890,772.05 - Step 6: Final answer
x = 1,129,861.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.