Finding the Fourth Proportional to 4,157,549.20, 6,236,323.80 and 1,632,365.20
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Solution
The fourth proportional to 4,157,549.20, 6,236,323.80 and 1,632,365.20 is: 2,448,547.80
Step by Step Solution
- Step 1: Write the proportion equation
4,157,549.20 : 6,236,323.80 = 1,632,365.20 : x - Step 2: Convert to fraction form
4,157,549.20/6,236,323.80 = 1,632,365.20/x - Step 3: Cross multiply
4,157,549.20x = 6,236,323.80 × 1,632,365.20 - Step 4: Simplify right side
4,157,549.20x = 10,179,957,947,051.76 - Step 5: Solve for x
x = 10,179,957,947,051.76/4,157,549.20 - Step 6: Final answer
x = 2,448,547.80
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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.