Finding the Fourth Proportional to 4,277,984.99, 6,412,659.53 and 2,681,669.09
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Solution
The fourth proportional to 4,277,984.99, 6,412,659.53 and 2,681,669.09 is: 4,019,796.91
Step by Step Solution
- Step 1: Write the proportion equation
4,277,984.99 : 6,412,659.53 = 2,681,669.09 : x - Step 2: Convert to fraction form
4,277,984.99/6,412,659.53 = 2,681,669.09/x - Step 3: Cross multiply
4,277,984.99x = 6,412,659.53 × 2,681,669.09 - Step 4: Simplify right side
4,277,984.99x = 17,196,630,846,294.93 - Step 5: Solve for x
x = 17,196,630,846,294.93/4,277,984.99 - Step 6: Final answer
x = 4,019,796.91
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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.