Finding the Fourth Proportional to 6,239,473.86, 8,610,919.62 and 3,448,537.26
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Solution
The fourth proportional to 6,239,473.86, 8,610,919.62 and 3,448,537.26 is: 4,759,227.75
Step by Step Solution
- Step 1: Write the proportion equation
6,239,473.86 : 8,610,919.62 = 3,448,537.26 : x - Step 2: Convert to fraction form
6,239,473.86/8,610,919.62 = 3,448,537.26/x - Step 3: Cross multiply
6,239,473.86x = 8,610,919.62 × 3,448,537.26 - Step 4: Simplify right side
6,239,473.86x = 29,695,077,152,435.04 - Step 5: Solve for x
x = 29,695,077,152,435.04/6,239,473.86 - Step 6: Final answer
x = 4,759,227.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.