Finding the Fourth Proportional to 1,880,485.52, 2,595,088.68 and 1,021,052.84
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Solution
The fourth proportional to 1,880,485.52, 2,595,088.68 and 1,021,052.84 is: 1,409,063.05
Step by Step Solution
- Step 1: Write the proportion equation
1,880,485.52 : 2,595,088.68 = 1,021,052.84 : x - Step 2: Convert to fraction form
1,880,485.52/2,595,088.68 = 1,021,052.84/x - Step 3: Cross multiply
1,880,485.52x = 2,595,088.68 × 1,021,052.84 - Step 4: Simplify right side
1,880,485.52x = 2,649,722,666,765.85 - Step 5: Solve for x
x = 2,649,722,666,765.85/1,880,485.52 - Step 6: Final answer
x = 1,409,063.05
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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.