Finding the Fourth Proportional to 1,057,245.14, 1,459,012.30 and 573,816.08
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Solution
The fourth proportional to 1,057,245.14, 1,459,012.30 and 573,816.08 is: 791,873.79
Step by Step Solution
- Step 1: Write the proportion equation
1,057,245.14 : 1,459,012.30 = 573,816.08 : x - Step 2: Convert to fraction form
1,057,245.14/1,459,012.30 = 573,816.08/x - Step 3: Cross multiply
1,057,245.14x = 1,459,012.30 × 573,816.08 - Step 4: Simplify right side
1,057,245.14x = 837,204,718,657.78 - Step 5: Solve for x
x = 837,204,718,657.78/1,057,245.14 - Step 6: Final answer
x = 791,873.79
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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.