Finding the Fourth Proportional to 1,478,594.50, 2,217,972.46 and 467,640.99
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Solution
The fourth proportional to 1,478,594.50, 2,217,972.46 and 467,640.99 is: 701,487.01
Step by Step Solution
- Step 1: Write the proportion equation
1,478,594.50 : 2,217,972.46 = 467,640.99 : x - Step 2: Convert to fraction form
1,478,594.50/2,217,972.46 = 467,640.99/x - Step 3: Cross multiply
1,478,594.50x = 2,217,972.46 × 467,640.99 - Step 4: Simplify right side
1,478,594.50x = 1,037,214,836,987.14 - Step 5: Solve for x
x = 1,037,214,836,987.14/1,478,594.50 - Step 6: Final answer
x = 701,487.01
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1.5x scale
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.