Finding the Fourth Proportional to 5,600,315.88, 8,401,698.60 and 1,814,181.48
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Solution
The fourth proportional to 5,600,315.88, 8,401,698.60 and 1,814,181.48 is: 2,721,668.98
Step by Step Solution
- Step 1: Write the proportion equation
5,600,315.88 : 8,401,698.60 = 1,814,181.48 : x - Step 2: Convert to fraction form
5,600,315.88/8,401,698.60 = 1,814,181.48/x - Step 3: Cross multiply
5,600,315.88x = 8,401,698.60 × 1,814,181.48 - Step 4: Simplify right side
5,600,315.88x = 15,242,206,000,661.93 - Step 5: Solve for x
x = 15,242,206,000,661.93/5,600,315.88 - Step 6: Final answer
x = 2,721,668.98
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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.