Finding the Fourth Proportional to 1,783,970.16, 2,461,880.12 and 968,173.63
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Solution
The fourth proportional to 1,783,970.16, 2,461,880.12 and 968,173.63 is: 1,336,080.31
Step by Step Solution
- Step 1: Write the proportion equation
1,783,970.16 : 2,461,880.12 = 968,173.63 : x - Step 2: Convert to fraction form
1,783,970.16/2,461,880.12 = 968,173.63/x - Step 3: Cross multiply
1,783,970.16x = 2,461,880.12 × 968,173.63 - Step 4: Simplify right side
1,783,970.16x = 2,383,527,401,409.67 - Step 5: Solve for x
x = 2,383,527,401,409.67/1,783,970.16 - Step 6: Final answer
x = 1,336,080.31
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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.