Finding the Fourth Proportional to 4,832,128.35, 6,668,380.26 and 2,626,995.69
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Solution
The fourth proportional to 4,832,128.35, 6,668,380.26 and 2,626,995.69 is: 3,625,277.50
Step by Step Solution
- Step 1: Write the proportion equation
4,832,128.35 : 6,668,380.26 = 2,626,995.69 : x - Step 2: Convert to fraction form
4,832,128.35/6,668,380.26 = 2,626,995.69/x - Step 3: Cross multiply
4,832,128.35x = 6,668,380.26 × 2,626,995.69 - Step 4: Simplify right side
4,832,128.35x = 17,517,806,202,301.08 - Step 5: Solve for x
x = 17,517,806,202,301.08/4,832,128.35 - Step 6: Final answer
x = 3,625,277.50
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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.