Finding the Fourth Proportional to 1,701,037.71, 2,344,202.19 and 1,216,762.05
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Solution
The fourth proportional to 1,701,037.71, 2,344,202.19 and 1,216,762.05 is: 1,676,821.30
Step by Step Solution
- Step 1: Write the proportion equation
1,701,037.71 : 2,344,202.19 = 1,216,762.05 : x - Step 2: Convert to fraction form
1,701,037.71/2,344,202.19 = 1,216,762.05/x - Step 3: Cross multiply
1,701,037.71x = 2,344,202.19 × 1,216,762.05 - Step 4: Simplify right side
1,701,037.71x = 2,852,336,262,318.89 - Step 5: Solve for x
x = 2,852,336,262,318.89/1,701,037.71 - Step 6: Final answer
x = 1,676,821.30
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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.