Finding the Fourth Proportional to 6,120,905.70, 9,173,485.35 and 3,722,204.10
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Solution
The fourth proportional to 6,120,905.70, 9,173,485.35 and 3,722,204.10 is: 5,578,518.35
Step by Step Solution
- Step 1: Write the proportion equation
6,120,905.70 : 9,173,485.35 = 3,722,204.10 : x - Step 2: Convert to fraction form
6,120,905.70/9,173,485.35 = 3,722,204.10/x - Step 3: Cross multiply
6,120,905.70x = 9,173,485.35 × 3,722,204.10 - Step 4: Simplify right side
6,120,905.70x = 34,145,584,781,059.93 - Step 5: Solve for x
x = 34,145,584,781,059.93/6,120,905.70 - Step 6: Final answer
x = 5,578,518.35
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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.