Finding the Fourth Proportional to 1,457,623.62, 2,011,610.70 and 804,246.44
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Solution
The fourth proportional to 1,457,623.62, 2,011,610.70 and 804,246.44 is: 1,109,909.80
Step by Step Solution
- Step 1: Write the proportion equation
1,457,623.62 : 2,011,610.70 = 804,246.44 : x - Step 2: Convert to fraction form
1,457,623.62/2,011,610.70 = 804,246.44/x - Step 3: Cross multiply
1,457,623.62x = 2,011,610.70 × 804,246.44 - Step 4: Simplify right side
1,457,623.62x = 1,617,830,734,082.85 - Step 5: Solve for x
x = 1,617,830,734,082.85/1,457,623.62 - Step 6: Final answer
x = 1,109,909.80
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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.