Finding the Fourth Proportional to 5,962,780.19, 8,228,839.28 and 3,349,745.91
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Solution
The fourth proportional to 5,962,780.19, 8,228,839.28 and 3,349,745.91 is: 4,622,763.18
Step by Step Solution
- Step 1: Write the proportion equation
5,962,780.19 : 8,228,839.28 = 3,349,745.91 : x - Step 2: Convert to fraction form
5,962,780.19/8,228,839.28 = 3,349,745.91/x - Step 3: Cross multiply
5,962,780.19x = 8,228,839.28 × 3,349,745.91 - Step 4: Simplify right side
5,962,780.19x = 27,564,520,705,478.62 - Step 5: Solve for x
x = 27,564,520,705,478.62/5,962,780.19 - Step 6: Final answer
x = 4,622,763.18
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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.