Finding the Fourth Proportional to 1,684,701.81, 2,324,888.58 and 920,755.35
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Solution
The fourth proportional to 1,684,701.81, 2,324,888.58 and 920,755.35 is: 1,270,642.43
Step by Step Solution
- Step 1: Write the proportion equation
1,684,701.81 : 2,324,888.58 = 920,755.35 : x - Step 2: Convert to fraction form
1,684,701.81/2,324,888.58 = 920,755.35/x - Step 3: Cross multiply
1,684,701.81x = 2,324,888.58 × 920,755.35 - Step 4: Simplify right side
1,684,701.81x = 2,140,653,598,188.90 - Step 5: Solve for x
x = 2,140,653,598,188.90/1,684,701.81 - Step 6: Final answer
x = 1,270,642.43
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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.