Finding the Fourth Proportional to 2,321,114.70, 3,481,506.80 and 615,220.08
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Solution
The fourth proportional to 2,321,114.70, 3,481,506.80 and 615,220.08 is: 922,786.31
Step by Step Solution
- Step 1: Write the proportion equation
2,321,114.70 : 3,481,506.80 = 615,220.08 : x - Step 2: Convert to fraction form
2,321,114.70/3,481,506.80 = 615,220.08/x - Step 3: Cross multiply
2,321,114.70x = 3,481,506.80 × 615,220.08 - Step 4: Simplify right side
2,321,114.70x = 2,141,892,871,532.91 - Step 5: Solve for x
x = 2,141,892,871,532.91/2,321,114.70 - Step 6: Final answer
x = 922,786.31
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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.