Finding the Fourth Proportional to 1,457,635.12, 2,011,626.57 and 804,257.95
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Solution
The fourth proportional to 1,457,635.12, 2,011,626.57 and 804,257.95 is: 1,109,925.69
Step by Step Solution
- Step 1: Write the proportion equation
1,457,635.12 : 2,011,626.57 = 804,257.95 : x - Step 2: Convert to fraction form
1,457,635.12/2,011,626.57 = 804,257.95/x - Step 3: Cross multiply
1,457,635.12x = 2,011,626.57 × 804,257.95 - Step 4: Simplify right side
1,457,635.12x = 1,617,866,661,353.73 - Step 5: Solve for x
x = 1,617,866,661,353.73/1,457,635.12 - Step 6: Final answer
x = 1,109,925.69
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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.