Finding the Fourth Proportional to 1,423,534.62, 2,135,301.92 and 624,823.08
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Solution
The fourth proportional to 1,423,534.62, 2,135,301.92 and 624,823.08 is: 937,234.62
Step by Step Solution
- Step 1: Write the proportion equation
1,423,534.62 : 2,135,301.92 = 624,823.08 : x - Step 2: Convert to fraction form
1,423,534.62/2,135,301.92 = 624,823.08/x - Step 3: Cross multiply
1,423,534.62x = 2,135,301.92 × 624,823.08 - Step 4: Simplify right side
1,423,534.62x = 1,334,185,922,384.31 - Step 5: Solve for x
x = 1,334,185,922,384.31/1,423,534.62 - Step 6: Final answer
x = 937,234.62
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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.