Finding the Fourth Proportional to 1,457,514.14, 2,011,359.80 and 804,173.81
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Solution
The fourth proportional to 1,457,514.14, 2,011,359.80 and 804,173.81 is: 1,109,754.50
Step by Step Solution
- Step 1: Write the proportion equation
1,457,514.14 : 2,011,359.80 = 804,173.81 : x - Step 2: Convert to fraction form
1,457,514.14/2,011,359.80 = 804,173.81/x - Step 3: Cross multiply
1,457,514.14x = 2,011,359.80 × 804,173.81 - Step 4: Simplify right side
1,457,514.14x = 1,617,482,865,600.47 - Step 5: Solve for x
x = 1,617,482,865,600.47/1,457,514.14 - Step 6: Final answer
x = 1,109,754.50
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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.