Finding the Fourth Proportional to 2,508,535.38, 3,461,776.19 and 1,362,616.62
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Solution
The fourth proportional to 2,508,535.38, 3,461,776.19 and 1,362,616.62 is: 1,880,409.50
Step by Step Solution
- Step 1: Write the proportion equation
2,508,535.38 : 3,461,776.19 = 1,362,616.62 : x - Step 2: Convert to fraction form
2,508,535.38/3,461,776.19 = 1,362,616.62/x - Step 3: Cross multiply
2,508,535.38x = 3,461,776.19 × 1,362,616.62 - Step 4: Simplify right side
2,508,535.38x = 4,717,073,771,214.28 - Step 5: Solve for x
x = 4,717,073,771,214.28/2,508,535.38 - Step 6: Final answer
x = 1,880,409.50
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1.5x scale
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.