Finding the Fourth Proportional to 1,393,457.47, 2,090,084.68 and 625,193.09
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Solution
The fourth proportional to 1,393,457.47, 2,090,084.68 and 625,193.09 is: 937,744.08
Step by Step Solution
- Step 1: Write the proportion equation
1,393,457.47 : 2,090,084.68 = 625,193.09 : x - Step 2: Convert to fraction form
1,393,457.47/2,090,084.68 = 625,193.09/x - Step 3: Cross multiply
1,393,457.47x = 2,090,084.68 × 625,193.09 - Step 4: Simplify right side
1,393,457.47x = 1,306,706,499,450.86 - Step 5: Solve for x
x = 1,306,706,499,450.86/1,393,457.47 - Step 6: Final answer
x = 937,744.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.