Finding the Fourth Proportional to 6,365,661.24, 8,784,724.38 and 3,465,135.48
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Solution
The fourth proportional to 6,365,661.24, 8,784,724.38 and 3,465,135.48 is: 4,781,947.86
Step by Step Solution
- Step 1: Write the proportion equation
6,365,661.24 : 8,784,724.38 = 3,465,135.48 : x - Step 2: Convert to fraction form
6,365,661.24/8,784,724.38 = 3,465,135.48/x - Step 3: Cross multiply
6,365,661.24x = 8,784,724.38 × 3,465,135.48 - Step 4: Simplify right side
6,365,661.24x = 30,440,260,131,159.00 - Step 5: Solve for x
x = 30,440,260,131,159.00/6,365,661.24 - Step 6: Final answer
x = 4,781,947.86
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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.