Finding the Fourth Proportional to 2,043,248.24, 2,819,578.35 and 1,125,457.62
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Solution
The fourth proportional to 2,043,248.24, 2,819,578.35 and 1,125,457.62 is: 1,553,074.11
Step by Step Solution
- Step 1: Write the proportion equation
2,043,248.24 : 2,819,578.35 = 1,125,457.62 : x - Step 2: Convert to fraction form
2,043,248.24/2,819,578.35 = 1,125,457.62/x - Step 3: Cross multiply
2,043,248.24x = 2,819,578.35 × 1,125,457.62 - Step 4: Simplify right side
2,043,248.24x = 3,173,315,939,194.53 - Step 5: Solve for x
x = 3,173,315,939,194.53/2,043,248.24 - Step 6: Final answer
x = 1,553,074.11
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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.