Finding the Fourth Proportional to 4,817,228.41, 6,647,164.20 and 2,641,198.95
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Solution
The fourth proportional to 4,817,228.41, 6,647,164.20 and 2,641,198.95 is: 3,644,519.55
Step by Step Solution
- Step 1: Write the proportion equation
4,817,228.41 : 6,647,164.20 = 2,641,198.95 : x - Step 2: Convert to fraction form
4,817,228.41/6,647,164.20 = 2,641,198.95/x - Step 3: Cross multiply
4,817,228.41x = 6,647,164.20 × 2,641,198.95 - Step 4: Simplify right side
4,817,228.41x = 17,556,483,105,517.59 - Step 5: Solve for x
x = 17,556,483,105,517.59/4,817,228.41 - Step 6: Final answer
x = 3,644,519.55
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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.