Finding the Fourth Proportional to 2,873,555.52, 3,958,215.84 and 2,193,311.04
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Solution
The fourth proportional to 2,873,555.52, 3,958,215.84 and 2,193,311.04 is: 3,021,204.37
Step by Step Solution
- Step 1: Write the proportion equation
2,873,555.52 : 3,958,215.84 = 2,193,311.04 : x - Step 2: Convert to fraction form
2,873,555.52/3,958,215.84 = 2,193,311.04/x - Step 3: Cross multiply
2,873,555.52x = 3,958,215.84 × 2,193,311.04 - Step 4: Simplify right side
2,873,555.52x = 8,681,598,500,574.87 - Step 5: Solve for x
x = 8,681,598,500,574.87/2,873,555.52 - Step 6: Final answer
x = 3,021,204.37
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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.