Finding the Fourth Proportional to 2,314,911.90, 3,471,201.45 and 1,368,572.70
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Solution
The fourth proportional to 2,314,911.90, 3,471,201.45 and 1,368,572.70 is: 2,052,169.48
Step by Step Solution
- Step 1: Write the proportion equation
2,314,911.90 : 3,471,201.45 = 1,368,572.70 : x - Step 2: Convert to fraction form
2,314,911.90/3,471,201.45 = 1,368,572.70/x - Step 3: Cross multiply
2,314,911.90x = 3,471,201.45 × 1,368,572.70 - Step 4: Simplify right side
2,314,911.90x = 4,750,591,540,670.42 - Step 5: Solve for x
x = 4,750,591,540,670.42/2,314,911.90 - Step 6: Final answer
x = 2,052,169.48
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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.