Finding the Fourth Proportional to 2,052,771.12, 2,832,201.99 and 1,432,559.79
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Solution
The fourth proportional to 2,052,771.12, 2,832,201.99 and 1,432,559.79 is: 1,976,498.33
Step by Step Solution
- Step 1: Write the proportion equation
2,052,771.12 : 2,832,201.99 = 1,432,559.79 : x - Step 2: Convert to fraction form
2,052,771.12/2,832,201.99 = 1,432,559.79/x - Step 3: Cross multiply
2,052,771.12x = 2,832,201.99 × 1,432,559.79 - Step 4: Simplify right side
2,052,771.12x = 4,057,298,688,031.98 - Step 5: Solve for x
x = 4,057,298,688,031.98/2,052,771.12 - Step 6: Final answer
x = 1,976,498.33
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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.