Finding the Fourth Proportional to 6,394,050.35, 8,823,686.24 and 3,493,378.79
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Solution
The fourth proportional to 6,394,050.35, 8,823,686.24 and 3,493,378.79 is: 4,820,806.32
Step by Step Solution
- Step 1: Write the proportion equation
6,394,050.35 : 8,823,686.24 = 3,493,378.79 : x - Step 2: Convert to fraction form
6,394,050.35/8,823,686.24 = 3,493,378.79/x - Step 3: Cross multiply
6,394,050.35x = 8,823,686.24 × 3,493,378.79 - Step 4: Simplify right side
6,394,050.35x = 30,824,478,342,963.95 - Step 5: Solve for x
x = 30,824,478,342,963.95/6,394,050.35 - Step 6: Final answer
x = 4,820,806.32
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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.