Finding the Fourth Proportional to 3,037,123.10, 4,555,757.55 and 907,276.70
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Solution
The fourth proportional to 3,037,123.10, 4,555,757.55 and 907,276.70 is: 1,360,936.83
Step by Step Solution
- Step 1: Write the proportion equation
3,037,123.10 : 4,555,757.55 = 907,276.70 : x - Step 2: Convert to fraction form
3,037,123.10/4,555,757.55 = 907,276.70/x - Step 3: Cross multiply
3,037,123.10x = 4,555,757.55 × 907,276.70 - Step 4: Simplify right side
3,037,123.10x = 4,133,332,675,964.08 - Step 5: Solve for x
x = 4,133,332,675,964.08/3,037,123.10 - Step 6: Final answer
x = 1,360,936.83
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1.5x scale
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.