Finding the Fourth Proportional to 2,784,513.92, 4,177,293.60 and 890,746.88
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Solution
The fourth proportional to 2,784,513.92, 4,177,293.60 and 890,746.88 is: 1,336,287.53
Step by Step Solution
- Step 1: Write the proportion equation
2,784,513.92 : 4,177,293.60 = 890,746.88 : x - Step 2: Convert to fraction form
2,784,513.92/4,177,293.60 = 890,746.88/x - Step 3: Cross multiply
2,784,513.92x = 4,177,293.60 × 890,746.88 - Step 4: Simplify right side
2,784,513.92x = 3,720,911,241,043.97 - Step 5: Solve for x
x = 3,720,911,241,043.97/2,784,513.92 - Step 6: Final answer
x = 1,336,287.53
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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.