Finding the Fourth Proportional to 2,299,728.80, 3,448,978.80 and 803,664.80
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Solution
The fourth proportional to 2,299,728.80, 3,448,978.80 and 803,664.80 is: 1,205,282.49
Step by Step Solution
- Step 1: Write the proportion equation
2,299,728.80 : 3,448,978.80 = 803,664.80 : x - Step 2: Convert to fraction form
2,299,728.80/3,448,978.80 = 803,664.80/x - Step 3: Cross multiply
2,299,728.80x = 3,448,978.80 × 803,664.80 - Step 4: Simplify right side
2,299,728.80x = 2,771,822,857,506.24 - Step 5: Solve for x
x = 2,771,822,857,506.24/2,299,728.80 - Step 6: Final answer
x = 1,205,282.49
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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.