Finding the Fourth Proportional to 4,375,919.39, 6,040,423.74 and 3,291,323.04
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Solution
The fourth proportional to 4,375,919.39, 6,040,423.74 and 3,291,323.04 is: 4,543,270.59
Step by Step Solution
- Step 1: Write the proportion equation
4,375,919.39 : 6,040,423.74 = 3,291,323.04 : x - Step 2: Convert to fraction form
4,375,919.39/6,040,423.74 = 3,291,323.04/x - Step 3: Cross multiply
4,375,919.39x = 6,040,423.74 × 3,291,323.04 - Step 4: Simplify right side
4,375,919.39x = 19,880,985,826,824.97 - Step 5: Solve for x
x = 19,880,985,826,824.97/4,375,919.39 - Step 6: Final answer
x = 4,543,270.59
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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.