Finding the Fourth Proportional to 4,575,607.60, 6,311,715.06 and 2,853,738.76
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Solution
The fourth proportional to 4,575,607.60, 6,311,715.06 and 2,853,738.76 is: 3,936,523.30
Step by Step Solution
- Step 1: Write the proportion equation
4,575,607.60 : 6,311,715.06 = 2,853,738.76 : x - Step 2: Convert to fraction form
4,575,607.60/6,311,715.06 = 2,853,738.76/x - Step 3: Cross multiply
4,575,607.60x = 6,311,715.06 × 2,853,738.76 - Step 4: Simplify right side
4,575,607.60x = 18,011,985,908,797.72 - Step 5: Solve for x
x = 18,011,985,908,797.72/4,575,607.60 - Step 6: Final answer
x = 3,936,523.30
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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.