Finding the Fourth Proportional to 1,884,819.70, 2,601,193.32 and 1,149,708.08
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Solution
The fourth proportional to 1,884,819.70, 2,601,193.32 and 1,149,708.08 is: 1,586,683.85
Step by Step Solution
- Step 1: Write the proportion equation
1,884,819.70 : 2,601,193.32 = 1,149,708.08 : x - Step 2: Convert to fraction form
1,884,819.70/2,601,193.32 = 1,149,708.08/x - Step 3: Cross multiply
1,884,819.70x = 2,601,193.32 × 1,149,708.08 - Step 4: Simplify right side
1,884,819.70x = 2,990,612,977,646.03 - Step 5: Solve for x
x = 2,990,612,977,646.03/1,884,819.70 - Step 6: Final answer
x = 1,586,683.85
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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.