Finding the Fourth Proportional to 4,872,698.16, 6,724,242 and 2,697,194.62
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Solution
The fourth proportional to 4,872,698.16, 6,724,242 and 2,697,194.62 is: 3,722,083.48
Step by Step Solution
- Step 1: Write the proportion equation
4,872,698.16 : 6,724,242 = 2,697,194.62 : x - Step 2: Convert to fraction form
4,872,698.16/6,724,242 = 2,697,194.62/x - Step 3: Cross multiply
4,872,698.16x = 6,724,242 × 2,697,194.62 - Step 4: Simplify right side
4,872,698.16x = 18,136,589,345,978.04 - Step 5: Solve for x
x = 18,136,589,345,978.04/4,872,698.16 - Step 6: Final answer
x = 3,722,083.48
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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.