Finding the Fourth Proportional to 3,910,326.84, 5,395,237.88 and 2,360,363.49
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Solution
The fourth proportional to 3,910,326.84, 5,395,237.88 and 2,360,363.49 is: 3,256,690.05
Step by Step Solution
- Step 1: Write the proportion equation
3,910,326.84 : 5,395,237.88 = 2,360,363.49 : x - Step 2: Convert to fraction form
3,910,326.84/5,395,237.88 = 2,360,363.49/x - Step 3: Cross multiply
3,910,326.84x = 5,395,237.88 × 2,360,363.49 - Step 4: Simplify right side
3,910,326.84x = 12,734,722,500,015.19 - Step 5: Solve for x
x = 12,734,722,500,015.19/3,910,326.84 - Step 6: Final answer
x = 3,256,690.05
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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.