Finding the Fourth Proportional to 2,569,865.13, 3,546,337.07 and 1,408,297.49
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Solution
The fourth proportional to 2,569,865.13, 3,546,337.07 and 1,408,297.49 is: 1,943,408.44
Step by Step Solution
- Step 1: Write the proportion equation
2,569,865.13 : 3,546,337.07 = 1,408,297.49 : x - Step 2: Convert to fraction form
2,569,865.13/3,546,337.07 = 1,408,297.49/x - Step 3: Cross multiply
2,569,865.13x = 3,546,337.07 × 1,408,297.49 - Step 4: Simplify right side
2,569,865.13x = 4,994,297,593,462.78 - Step 5: Solve for x
x = 4,994,297,593,462.78/2,569,865.13 - Step 6: Final answer
x = 1,943,408.44
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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.