Finding the Fourth Proportional to 1,934,465.41, 2,897,249.05 and 1,122,839.72
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Solution
The fourth proportional to 1,934,465.41, 2,897,249.05 and 1,122,839.72 is: 1,681,677.17
Step by Step Solution
- Step 1: Write the proportion equation
1,934,465.41 : 2,897,249.05 = 1,122,839.72 : x - Step 2: Convert to fraction form
1,934,465.41/2,897,249.05 = 1,122,839.72/x - Step 3: Cross multiply
1,934,465.41x = 2,897,249.05 × 1,122,839.72 - Step 4: Simplify right side
1,934,465.41x = 3,253,146,309,854.25 - Step 5: Solve for x
x = 3,253,146,309,854.25/1,934,465.41 - Step 6: Final answer
x = 1,681,677.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.