Finding the Fourth Proportional to 3,433,240.44, 5,149,860.66 and 1,830,949.20
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Solution
The fourth proportional to 3,433,240.44, 5,149,860.66 and 1,830,949.20 is: 2,746,423.80
Step by Step Solution
- Step 1: Write the proportion equation
3,433,240.44 : 5,149,860.66 = 1,830,949.20 : x - Step 2: Convert to fraction form
3,433,240.44/5,149,860.66 = 1,830,949.20/x - Step 3: Cross multiply
3,433,240.44x = 5,149,860.66 × 1,830,949.20 - Step 4: Simplify right side
3,433,240.44x = 9,429,133,255,538.47 - Step 5: Solve for x
x = 9,429,133,255,538.47/3,433,240.44 - Step 6: Final answer
x = 2,746,423.80
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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.