Finding the Fourth Proportional to 1,821,346.12, 2,732,056.26 and 624,644.02
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Solution
The fourth proportional to 1,821,346.12, 2,732,056.26 and 624,644.02 is: 936,978.75
Step by Step Solution
- Step 1: Write the proportion equation
1,821,346.12 : 2,732,056.26 = 624,644.02 : x - Step 2: Convert to fraction form
1,821,346.12/2,732,056.26 = 624,644.02/x - Step 3: Cross multiply
1,821,346.12x = 2,732,056.26 × 624,644.02 - Step 4: Simplify right side
1,821,346.12x = 1,706,562,605,112.57 - Step 5: Solve for x
x = 1,706,562,605,112.57/1,821,346.12 - Step 6: Final answer
x = 936,978.75
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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.