Finding the Fourth Proportional to 2,006,166.90, 2,768,487.21 and 1,100,748.90
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Solution
The fourth proportional to 2,006,166.90, 2,768,487.21 and 1,100,748.90 is: 1,519,020.80
Step by Step Solution
- Step 1: Write the proportion equation
2,006,166.90 : 2,768,487.21 = 1,100,748.90 : x - Step 2: Convert to fraction form
2,006,166.90/2,768,487.21 = 1,100,748.90/x - Step 3: Cross multiply
2,006,166.90x = 2,768,487.21 × 1,100,748.90 - Step 4: Simplify right side
2,006,166.90x = 3,047,409,251,071.57 - Step 5: Solve for x
x = 3,047,409,251,071.57/2,006,166.90 - Step 6: Final answer
x = 1,519,020.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.