Finding the Fourth Proportional to 1,835,049.99, 2,533,289.40 and 1,147,104.53
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Solution
The fourth proportional to 1,835,049.99, 2,533,289.40 and 1,147,104.53 is: 1,583,579.61
Step by Step Solution
- Step 1: Write the proportion equation
1,835,049.99 : 2,533,289.40 = 1,147,104.53 : x - Step 2: Convert to fraction form
1,835,049.99/2,533,289.40 = 1,147,104.53/x - Step 3: Cross multiply
1,835,049.99x = 2,533,289.40 × 1,147,104.53 - Step 4: Simplify right side
1,835,049.99x = 2,905,947,746,540.98 - Step 5: Solve for x
x = 2,905,947,746,540.98/1,835,049.99 - Step 6: Final answer
x = 1,583,579.61
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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.