Finding the Fourth Proportional to 1,719,139.62, 2,579,224.60 and 693,942.06
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Solution
The fourth proportional to 1,719,139.62, 2,579,224.60 and 693,942.06 is: 1,041,121.04
Step by Step Solution
- Step 1: Write the proportion equation
1,719,139.62 : 2,579,224.60 = 693,942.06 : x - Step 2: Convert to fraction form
1,719,139.62/2,579,224.60 = 693,942.06/x - Step 3: Cross multiply
1,719,139.62x = 2,579,224.60 × 693,942.06 - Step 4: Simplify right side
1,719,139.62x = 1,789,832,432,126.68 - Step 5: Solve for x
x = 1,789,832,432,126.68/1,719,139.62 - Step 6: Final answer
x = 1,041,121.04
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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.