Finding the Fourth Proportional to 4,084,394.04, 6,122,785.11 and 1,386,874.80
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Solution
The fourth proportional to 4,084,394.04, 6,122,785.11 and 1,386,874.80 is: 2,079,019.87
Step by Step Solution
- Step 1: Write the proportion equation
4,084,394.04 : 6,122,785.11 = 1,386,874.80 : x - Step 2: Convert to fraction form
4,084,394.04/6,122,785.11 = 1,386,874.80/x - Step 3: Cross multiply
4,084,394.04x = 6,122,785.11 × 1,386,874.80 - Step 4: Simplify right side
4,084,394.04x = 8,491,536,374,874.23 - Step 5: Solve for x
x = 8,491,536,374,874.23/4,084,394.04 - Step 6: Final answer
x = 2,079,019.87
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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.