Finding the Fourth Proportional to 1,684,586.04, 2,324,729.97 and 920,639.58
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Solution
The fourth proportional to 1,684,586.04, 2,324,729.97 and 920,639.58 is: 1,270,483.30
Step by Step Solution
- Step 1: Write the proportion equation
1,684,586.04 : 2,324,729.97 = 920,639.58 : x - Step 2: Convert to fraction form
1,684,586.04/2,324,729.97 = 920,639.58/x - Step 3: Cross multiply
1,684,586.04x = 2,324,729.97 × 920,639.58 - Step 4: Simplify right side
1,684,586.04x = 2,140,238,423,194.21 - Step 5: Solve for x
x = 2,140,238,423,194.21/1,684,586.04 - Step 6: Final answer
x = 1,270,483.30
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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.