Finding the Fourth Proportional to 2,689,703.44, 4,034,535.06 and 770,616.29
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Solution
The fourth proportional to 2,689,703.44, 4,034,535.06 and 770,616.29 is: 1,155,918.68
Step by Step Solution
- Step 1: Write the proportion equation
2,689,703.44 : 4,034,535.06 = 770,616.29 : x - Step 2: Convert to fraction form
2,689,703.44/4,034,535.06 = 770,616.29/x - Step 3: Cross multiply
2,689,703.44x = 4,034,535.06 × 770,616.29 - Step 4: Simplify right side
2,689,703.44x = 3,109,078,439,812.13 - Step 5: Solve for x
x = 3,109,078,439,812.13/2,689,703.44 - Step 6: Final answer
x = 1,155,918.68
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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.