Finding the Fourth Proportional to 6,225,830.24, 9,339,025.08 and 1,907,564.09
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Solution
The fourth proportional to 6,225,830.24, 9,339,025.08 and 1,907,564.09 is: 2,861,431.84
Step by Step Solution
- Step 1: Write the proportion equation
6,225,830.24 : 9,339,025.08 = 1,907,564.09 : x - Step 2: Convert to fraction form
6,225,830.24/9,339,025.08 = 1,907,564.09/x - Step 3: Cross multiply
6,225,830.24x = 9,339,025.08 × 1,907,564.09 - Step 4: Simplify right side
6,225,830.24x = 17,814,788,878,217.38 - Step 5: Solve for x
x = 17,814,788,878,217.38/6,225,830.24 - Step 6: Final answer
x = 2,861,431.84
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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.