Finding the Fourth Proportional to 1,771,414.80, 2,657,381.40 and 573,133.20
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Solution
The fourth proportional to 1,771,414.80, 2,657,381.40 and 573,133.20 is: 859,783.66
Step by Step Solution
- Step 1: Write the proportion equation
1,771,414.80 : 2,657,381.40 = 573,133.20 : x - Step 2: Convert to fraction form
1,771,414.80/2,657,381.40 = 573,133.20/x - Step 3: Cross multiply
1,771,414.80x = 2,657,381.40 × 573,133.20 - Step 4: Simplify right side
1,771,414.80x = 1,523,033,505,402.48 - Step 5: Solve for x
x = 1,523,033,505,402.48/1,771,414.80 - Step 6: Final answer
x = 859,783.66
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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.