Finding the Fourth Proportional to 5,522,261.40, 8,283,392.10 and 1,479,373.20
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Solution
The fourth proportional to 5,522,261.40, 8,283,392.10 and 1,479,373.20 is: 2,219,059.80
Step by Step Solution
- Step 1: Write the proportion equation
5,522,261.40 : 8,283,392.10 = 1,479,373.20 : x - Step 2: Convert to fraction form
5,522,261.40/8,283,392.10 = 1,479,373.20/x - Step 3: Cross multiply
5,522,261.40x = 8,283,392.10 × 1,479,373.20 - Step 4: Simplify right side
5,522,261.40x = 12,254,228,277,831.72 - Step 5: Solve for x
x = 12,254,228,277,831.72/5,522,261.40 - Step 6: Final answer
x = 2,219,059.80
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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.