Finding the Fourth Proportional to 2,043,248.08, 2,819,578.14 and 1,125,457.47
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Solution
The fourth proportional to 2,043,248.08, 2,819,578.14 and 1,125,457.47 is: 1,553,073.90
Step by Step Solution
- Step 1: Write the proportion equation
2,043,248.08 : 2,819,578.14 = 1,125,457.47 : x - Step 2: Convert to fraction form
2,043,248.08/2,819,578.14 = 1,125,457.47/x - Step 3: Cross multiply
2,043,248.08x = 2,819,578.14 × 1,125,457.47 - Step 4: Simplify right side
2,043,248.08x = 3,173,315,265,813.82 - Step 5: Solve for x
x = 3,173,315,265,813.82/2,043,248.08 - Step 6: Final answer
x = 1,553,073.90
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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.