Finding the Fourth Proportional to 1,893,457.41, 2,840,211.21 and 631,285.44
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Solution
The fourth proportional to 1,893,457.41, 2,840,211.21 and 631,285.44 is: 946,936.53
Step by Step Solution
- Step 1: Write the proportion equation
1,893,457.41 : 2,840,211.21 = 631,285.44 : x - Step 2: Convert to fraction form
1,893,457.41/2,840,211.21 = 631,285.44/x - Step 3: Cross multiply
1,893,457.41x = 2,840,211.21 × 631,285.44 - Step 4: Simplify right side
1,893,457.41x = 1,792,983,983,397.78 - Step 5: Solve for x
x = 1,792,983,983,397.78/1,893,457.41 - Step 6: Final answer
x = 946,936.53
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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.