Finding the Fourth Proportional to 6,258,453.95, 8,635,186.08 and 3,542,199.95
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Solution
The fourth proportional to 6,258,453.95, 8,635,186.08 and 3,542,199.95 is: 4,887,398.06
Step by Step Solution
- Step 1: Write the proportion equation
6,258,453.95 : 8,635,186.08 = 3,542,199.95 : x - Step 2: Convert to fraction form
6,258,453.95/8,635,186.08 = 3,542,199.95/x - Step 3: Cross multiply
6,258,453.95x = 8,635,186.08 × 3,542,199.95 - Step 4: Simplify right side
6,258,453.95x = 30,587,555,657,640.77 - Step 5: Solve for x
x = 30,587,555,657,640.77/6,258,453.95 - Step 6: Final answer
x = 4,887,398.06
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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.