Finding the Fourth Proportional to 5,079,296.16, 7,618,477.68 and 1,713,532.32
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Solution
The fourth proportional to 5,079,296.16, 7,618,477.68 and 1,713,532.32 is: 2,570,141.08
Step by Step Solution
- Step 1: Write the proportion equation
5,079,296.16 : 7,618,477.68 = 1,713,532.32 : x - Step 2: Convert to fraction form
5,079,296.16/7,618,477.68 = 1,713,532.32/x - Step 3: Cross multiply
5,079,296.16x = 7,618,477.68 × 1,713,532.32 - Step 4: Simplify right side
5,079,296.16x = 13,054,507,733,878.62 - Step 5: Solve for x
x = 13,054,507,733,878.62/5,079,296.16 - Step 6: Final answer
x = 2,570,141.08
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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.