Finding the Fourth Proportional to 1,734,451.84, 2,598,311.40 and 1,278,214.48
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Solution
The fourth proportional to 1,734,451.84, 2,598,311.40 and 1,278,214.48 is: 1,914,840.86
Step by Step Solution
- Step 1: Write the proportion equation
1,734,451.84 : 2,598,311.40 = 1,278,214.48 : x - Step 2: Convert to fraction form
1,734,451.84/2,598,311.40 = 1,278,214.48/x - Step 3: Cross multiply
1,734,451.84x = 2,598,311.40 × 1,278,214.48 - Step 4: Simplify right side
1,734,451.84x = 3,321,199,255,029.07 - Step 5: Solve for x
x = 3,321,199,255,029.07/1,734,451.84 - Step 6: Final answer
x = 1,914,840.86
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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.