Finding the Fourth Proportional to 6,721,598.58, 10,082,382.47 and 2,880,930.65
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Solution
The fourth proportional to 6,721,598.58, 10,082,382.47 and 2,880,930.65 is: 4,321,389.37
Step by Step Solution
- Step 1: Write the proportion equation
6,721,598.58 : 10,082,382.47 = 2,880,930.65 : x - Step 2: Convert to fraction form
6,721,598.58/10,082,382.47 = 2,880,930.65/x - Step 3: Cross multiply
6,721,598.58x = 10,082,382.47 × 2,880,930.65 - Step 4: Simplify right side
6,721,598.58x = 29,046,644,645,037.87 - Step 5: Solve for x
x = 29,046,644,645,037.87/6,721,598.58 - Step 6: Final answer
x = 4,321,389.37
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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.