Finding the Fourth Proportional to 6,394,484.36, 8,824,374.84 and 3,493,896.02
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Solution
The fourth proportional to 6,394,484.36, 8,824,374.84 and 3,493,896.02 is: 4,821,569.10
Step by Step Solution
- Step 1: Write the proportion equation
6,394,484.36 : 8,824,374.84 = 3,493,896.02 : x - Step 2: Convert to fraction form
6,394,484.36/8,824,374.84 = 3,493,896.02/x - Step 3: Cross multiply
6,394,484.36x = 8,824,374.84 × 3,493,896.02 - Step 4: Simplify right side
6,394,484.36x = 30,831,448,164,519.72 - Step 5: Solve for x
x = 30,831,448,164,519.72/6,394,484.36 - Step 6: Final answer
x = 4,821,569.10
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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.