Finding the Fourth Proportional to 5,536,305.20, 7,640,090.58 and 3,088,770.62
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Solution
The fourth proportional to 5,536,305.20, 7,640,090.58 and 3,088,770.62 is: 4,262,497.54
Step by Step Solution
- Step 1: Write the proportion equation
5,536,305.20 : 7,640,090.58 = 3,088,770.62 : x - Step 2: Convert to fraction form
5,536,305.20/7,640,090.58 = 3,088,770.62/x - Step 3: Cross multiply
5,536,305.20x = 7,640,090.58 × 3,088,770.62 - Step 4: Simplify right side
5,536,305.20x = 23,598,487,317,642.76 - Step 5: Solve for x
x = 23,598,487,317,642.76/5,536,305.20 - Step 6: Final answer
x = 4,262,497.54
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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.