Finding the Fourth Proportional to 5,489,106.38, 7,575,011.28 and 3,041,758.28
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Solution
The fourth proportional to 5,489,106.38, 7,575,011.28 and 3,041,758.28 is: 4,197,651.07
Step by Step Solution
- Step 1: Write the proportion equation
5,489,106.38 : 7,575,011.28 = 3,041,758.28 : x - Step 2: Convert to fraction form
5,489,106.38/7,575,011.28 = 3,041,758.28/x - Step 3: Cross multiply
5,489,106.38x = 7,575,011.28 × 3,041,758.28 - Step 4: Simplify right side
5,489,106.38x = 23,041,353,282,033.40 - Step 5: Solve for x
x = 23,041,353,282,033.40/5,489,106.38 - Step 6: Final answer
x = 4,197,651.07
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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.