Finding the Fourth Proportional to 3,027,915.54, 4,542,135.84 and 1,109,347.92
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Solution
The fourth proportional to 3,027,915.54, 4,542,135.84 and 1,109,347.92 is: 1,664,118.06
Step by Step Solution
- Step 1: Write the proportion equation
3,027,915.54 : 4,542,135.84 = 1,109,347.92 : x - Step 2: Convert to fraction form
3,027,915.54/4,542,135.84 = 1,109,347.92/x - Step 3: Cross multiply
3,027,915.54x = 4,542,135.84 × 1,109,347.92 - Step 4: Simplify right side
3,027,915.54x = 5,038,808,946,461.45 - Step 5: Solve for x
x = 5,038,808,946,461.45/3,027,915.54 - Step 6: Final answer
x = 1,664,118.06
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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.