Finding the Fourth Proportional to 3,759,199.68, 5,185,335.36 and 2,230,224
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Solution
The fourth proportional to 3,759,199.68, 5,185,335.36 and 2,230,224 is: 3,076,308.88
Step by Step Solution
- Step 1: Write the proportion equation
3,759,199.68 : 5,185,335.36 = 2,230,224 : x - Step 2: Convert to fraction form
3,759,199.68/5,185,335.36 = 2,230,224/x - Step 3: Cross multiply
3,759,199.68x = 5,185,335.36 × 2,230,224 - Step 4: Simplify right side
3,759,199.68x = 11,564,459,367,920.64 - Step 5: Solve for x
x = 11,564,459,367,920.64/3,759,199.68 - Step 6: Final answer
x = 3,076,308.88
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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.