Finding the Fourth Proportional to 1,704,057.74, 2,352,382.43 and 1,470,555.80
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Solution
The fourth proportional to 1,704,057.74, 2,352,382.43 and 1,470,555.80 is: 2,030,042.49
Step by Step Solution
- Step 1: Write the proportion equation
1,704,057.74 : 2,352,382.43 = 1,470,555.80 : x - Step 2: Convert to fraction form
1,704,057.74/2,352,382.43 = 1,470,555.80/x - Step 3: Cross multiply
1,704,057.74x = 2,352,382.43 × 1,470,555.80 - Step 4: Simplify right side
1,704,057.74x = 3,459,309,607,139.90 - Step 5: Solve for x
x = 3,459,309,607,139.90/1,704,057.74 - Step 6: Final answer
x = 2,030,042.49
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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.