Finding the Fourth Proportional to 3,617,734.16, 4,992,946.44 and 2,089,853.84
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Solution
The fourth proportional to 3,617,734.16, 4,992,946.44 and 2,089,853.84 is: 2,884,271.71
Step by Step Solution
- Step 1: Write the proportion equation
3,617,734.16 : 4,992,946.44 = 2,089,853.84 : x - Step 2: Convert to fraction form
3,617,734.16/4,992,946.44 = 2,089,853.84/x - Step 3: Cross multiply
3,617,734.16x = 4,992,946.44 × 2,089,853.84 - Step 4: Simplify right side
3,617,734.16x = 10,434,528,290,548.33 - Step 5: Solve for x
x = 10,434,528,290,548.33/3,617,734.16 - Step 6: Final answer
x = 2,884,271.71
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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.