Finding the Fourth Proportional to 1,057,251.49, 1,459,008.45 and 573,816.62
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Solution
The fourth proportional to 1,057,251.49, 1,459,008.45 and 573,816.62 is: 791,867.70
Step by Step Solution
- Step 1: Write the proportion equation
1,057,251.49 : 1,459,008.45 = 573,816.62 : x - Step 2: Convert to fraction form
1,057,251.49/1,459,008.45 = 573,816.62/x - Step 3: Cross multiply
1,057,251.49x = 1,459,008.45 × 573,816.62 - Step 4: Simplify right side
1,057,251.49x = 837,203,300,977.96 - Step 5: Solve for x
x = 837,203,300,977.96/1,057,251.49 - Step 6: Final answer
x = 791,867.70
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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.