Finding the Fourth Proportional to 5,536,303.20, 7,640,087.82 and 3,088,768.62
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Solution
The fourth proportional to 5,536,303.20, 7,640,087.82 and 3,088,768.62 is: 4,262,494.78
Step by Step Solution
- Step 1: Write the proportion equation
5,536,303.20 : 7,640,087.82 = 3,088,768.62 : x - Step 2: Convert to fraction form
5,536,303.20/7,640,087.82 = 3,088,768.62/x - Step 3: Cross multiply
5,536,303.20x = 7,640,087.82 × 3,088,768.62 - Step 4: Simplify right side
5,536,303.20x = 23,598,463,512,460.21 - Step 5: Solve for x
x = 23,598,463,512,460.21/5,536,303.20 - Step 6: Final answer
x = 4,262,494.78
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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.