Finding the Fourth Proportional to 4,019,274.40, 6,021,891.30 and 3,349,658.74
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Solution
The fourth proportional to 4,019,274.40, 6,021,891.30 and 3,349,658.74 is: 5,018,637.40
Step by Step Solution
- Step 1: Write the proportion equation
4,019,274.40 : 6,021,891.30 = 3,349,658.74 : x - Step 2: Convert to fraction form
4,019,274.40/6,021,891.30 = 3,349,658.74/x - Step 3: Cross multiply
4,019,274.40x = 6,021,891.30 × 3,349,658.74 - Step 4: Simplify right side
4,019,274.40x = 20,171,280,824,374.96 - Step 5: Solve for x
x = 20,171,280,824,374.96/4,019,274.40 - Step 6: Final answer
x = 5,018,637.40
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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.