Finding the Fourth Proportional to 3,470,536.24, 5,207,291.12 and 1,342,115.04
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Solution
The fourth proportional to 3,470,536.24, 5,207,291.12 and 1,342,115.04 is: 2,013,747.52
Step by Step Solution
- Step 1: Write the proportion equation
3,470,536.24 : 5,207,291.12 = 1,342,115.04 : x - Step 2: Convert to fraction form
3,470,536.24/5,207,291.12 = 1,342,115.04/x - Step 3: Cross multiply
3,470,536.24x = 5,207,291.12 × 1,342,115.04 - Step 4: Simplify right side
3,470,536.24x = 6,988,783,729,810.45 - Step 5: Solve for x
x = 6,988,783,729,810.45/3,470,536.24 - Step 6: Final answer
x = 2,013,747.52
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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.