Finding the Fourth Proportional to 3,155,029.99, 4,353,943.39 and 1,704,725.19
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Solution
The fourth proportional to 3,155,029.99, 4,353,943.39 and 1,704,725.19 is: 2,352,521.85
Step by Step Solution
- Step 1: Write the proportion equation
3,155,029.99 : 4,353,943.39 = 1,704,725.19 : x - Step 2: Convert to fraction form
3,155,029.99/4,353,943.39 = 1,704,725.19/x - Step 3: Cross multiply
3,155,029.99x = 4,353,943.39 × 1,704,725.19 - Step 4: Simplify right side
3,155,029.99x = 7,422,276,968,505.18 - Step 5: Solve for x
x = 7,422,276,968,505.18/3,155,029.99 - Step 6: Final answer
x = 2,352,521.85
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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.