Finding the Fourth Proportional to 3,309,347.08, 4,964,033.58 and 2,187,166.60
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Solution
The fourth proportional to 3,309,347.08, 4,964,033.58 and 2,187,166.60 is: 3,280,758.47
Step by Step Solution
- Step 1: Write the proportion equation
3,309,347.08 : 4,964,033.58 = 2,187,166.60 : x - Step 2: Convert to fraction form
3,309,347.08/4,964,033.58 = 2,187,166.60/x - Step 3: Cross multiply
3,309,347.08x = 4,964,033.58 × 2,187,166.60 - Step 4: Simplify right side
3,309,347.08x = 10,857,168,447,454.43 - Step 5: Solve for x
x = 10,857,168,447,454.43/3,309,347.08 - Step 6: Final answer
x = 3,280,758.47
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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.