Finding the Fourth Proportional to 4,990,887.35, 7,486,331.73 and 1,204,370.22
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Solution
The fourth proportional to 4,990,887.35, 7,486,331.73 and 1,204,370.22 is: 1,806,555.50
Step by Step Solution
- Step 1: Write the proportion equation
4,990,887.35 : 7,486,331.73 = 1,204,370.22 : x - Step 2: Convert to fraction form
4,990,887.35/7,486,331.73 = 1,204,370.22/x - Step 3: Cross multiply
4,990,887.35x = 7,486,331.73 × 1,204,370.22 - Step 4: Simplify right side
4,990,887.35x = 9,016,314,992,653.08 - Step 5: Solve for x
x = 9,016,314,992,653.08/4,990,887.35 - Step 6: Final answer
x = 1,806,555.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.