Finding the Fourth Proportional to 3,340,527.84, 4,608,431.28 and 2,252,445.12
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Solution
The fourth proportional to 3,340,527.84, 4,608,431.28 and 2,252,445.12 is: 3,107,364.78
Step by Step Solution
- Step 1: Write the proportion equation
3,340,527.84 : 4,608,431.28 = 2,252,445.12 : x - Step 2: Convert to fraction form
3,340,527.84/4,608,431.28 = 2,252,445.12/x - Step 3: Cross multiply
3,340,527.84x = 4,608,431.28 × 2,252,445.12 - Step 4: Simplify right side
3,340,527.84x = 10,380,238,547,491.36 - Step 5: Solve for x
x = 10,380,238,547,491.36/3,340,527.84 - Step 6: Final answer
x = 3,107,364.78
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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.