Finding the Fourth Proportional to 1,711,485.42, 2,563,444.11 and 1,170,459.55
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Solution
The fourth proportional to 1,711,485.42, 2,563,444.11 and 1,170,459.55 is: 1,753,101.49
Step by Step Solution
- Step 1: Write the proportion equation
1,711,485.42 : 2,563,444.11 = 1,170,459.55 : x - Step 2: Convert to fraction form
1,711,485.42/2,563,444.11 = 1,170,459.55/x - Step 3: Cross multiply
1,711,485.42x = 2,563,444.11 × 1,170,459.55 - Step 4: Simplify right side
1,711,485.42x = 3,000,407,640,450.44 - Step 5: Solve for x
x = 3,000,407,640,450.44/1,711,485.42 - Step 6: Final answer
x = 1,753,101.49
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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.