Finding the Fourth Proportional to 4,435,548.16, 6,121,060.80 and 2,398,357.12
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Solution
The fourth proportional to 4,435,548.16, 6,121,060.80 and 2,398,357.12 is: 3,309,735.17
Step by Step Solution
- Step 1: Write the proportion equation
4,435,548.16 : 6,121,060.80 = 2,398,357.12 : x - Step 2: Convert to fraction form
4,435,548.16/6,121,060.80 = 2,398,357.12/x - Step 3: Cross multiply
4,435,548.16x = 6,121,060.80 × 2,398,357.12 - Step 4: Simplify right side
4,435,548.16x = 14,680,489,751,632.90 - Step 5: Solve for x
x = 14,680,489,751,632.90/4,435,548.16 - Step 6: Final answer
x = 3,309,735.17
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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.