Finding the Fourth Proportional to 1,262,371.26, 1,894,737.86 and 623,396.51
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Solution
The fourth proportional to 1,262,371.26, 1,894,737.86 and 623,396.51 is: 935,677.95
Step by Step Solution
- Step 1: Write the proportion equation
1,262,371.26 : 1,894,737.86 = 623,396.51 : x - Step 2: Convert to fraction form
1,262,371.26/1,894,737.86 = 623,396.51/x - Step 3: Cross multiply
1,262,371.26x = 1,894,737.86 × 623,396.51 - Step 4: Simplify right side
1,262,371.26x = 1,181,172,956,698.20 - Step 5: Solve for x
x = 1,181,172,956,698.20/1,262,371.26 - Step 6: Final answer
x = 935,677.95
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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.