Finding the Fourth Proportional to 1,879,330.77, 2,593,480.01 and 1,115,537.49
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Solution
The fourth proportional to 1,879,330.77, 2,593,480.01 and 1,115,537.49 is: 1,539,443.84
Step by Step Solution
- Step 1: Write the proportion equation
1,879,330.77 : 2,593,480.01 = 1,115,537.49 : x - Step 2: Convert to fraction form
1,879,330.77/2,593,480.01 = 1,115,537.49/x - Step 3: Cross multiply
1,879,330.77x = 2,593,480.01 × 1,115,537.49 - Step 4: Simplify right side
1,879,330.77x = 2,893,124,175,142.89 - Step 5: Solve for x
x = 2,893,124,175,142.89/1,879,330.77 - Step 6: Final answer
x = 1,539,443.84
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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.