Finding the Fourth Proportional to 2,408,897.11, 3,323,971.58 and 1,376,471.66
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Solution
The fourth proportional to 2,408,897.11, 3,323,971.58 and 1,376,471.66 is: 1,899,355.80
Step by Step Solution
- Step 1: Write the proportion equation
2,408,897.11 : 3,323,971.58 = 1,376,471.66 : x - Step 2: Convert to fraction form
2,408,897.11/3,323,971.58 = 1,376,471.66/x - Step 3: Cross multiply
2,408,897.11x = 3,323,971.58 × 1,376,471.66 - Step 4: Simplify right side
2,408,897.11x = 4,575,352,694,508.24 - Step 5: Solve for x
x = 4,575,352,694,508.24/2,408,897.11 - Step 6: Final answer
x = 1,899,355.80
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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.