Finding the Fourth Proportional to 4,205,491.98, 5,803,584.09 and 2,271,752.58
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Solution
The fourth proportional to 4,205,491.98, 5,803,584.09 and 2,271,752.58 is: 3,135,021.35
Step by Step Solution
- Step 1: Write the proportion equation
4,205,491.98 : 5,803,584.09 = 2,271,752.58 : x - Step 2: Convert to fraction form
4,205,491.98/5,803,584.09 = 2,271,752.58/x - Step 3: Cross multiply
4,205,491.98x = 5,803,584.09 × 2,271,752.58 - Step 4: Simplify right side
4,205,491.98x = 13,184,307,129,704.45 - Step 5: Solve for x
x = 13,184,307,129,704.45/4,205,491.98 - Step 6: Final answer
x = 3,135,021.35
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1.5x scale
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.