Finding the Fourth Proportional to 1,769,159.97, 2,653,742.67 and 538,178.80
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Solution
The fourth proportional to 1,769,159.97, 2,653,742.67 and 538,178.80 is: 807,269.03
Step by Step Solution
- Step 1: Write the proportion equation
1,769,159.97 : 2,653,742.67 = 538,178.80 : x - Step 2: Convert to fraction form
1,769,159.97/2,653,742.67 = 538,178.80/x - Step 3: Cross multiply
1,769,159.97x = 2,653,742.67 × 538,178.80 - Step 4: Simplify right side
1,769,159.97x = 1,428,188,045,649.40 - Step 5: Solve for x
x = 1,428,188,045,649.40/1,769,159.97 - Step 6: Final answer
x = 807,269.03
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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.