Finding the Fourth Proportional to 1,457,804, 2,187,056.74 and 460,532
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Solution
The fourth proportional to 1,457,804, 2,187,056.74 and 460,532 is: 690,908.80
Step by Step Solution
- Step 1: Write the proportion equation
1,457,804 : 2,187,056.74 = 460,532 : x - Step 2: Convert to fraction form
1,457,804/2,187,056.74 = 460,532/x - Step 3: Cross multiply
1,457,804x = 2,187,056.74 × 460,532 - Step 4: Simplify right side
1,457,804x = 1,007,209,614,585.68 - Step 5: Solve for x
x = 1,007,209,614,585.68/1,457,804 - Step 6: Final answer
x = 690,908.80
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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.